English to Hindi dictionary: words starting with A

A blessing in disguise idiom

something good that first seemed bad

Hindi: छिपा हुआ वरदान

A bolt from the blue idiom

a complete surprise

Hindi: अचानक आई ख़बर

A drop in the ocean idiom

a very small amount compared to what is needed

Hindi: ऊँट के मुँह में जीरा

A hard nut to crack idiom

a difficult person or problem

Hindi: कठिन समस्या

A hot potato idiom

a difficult, controversial issue

Hindi: विवादास्पद मुद्दा

A piece of cake idiom

very easy

Hindi: बहुत आसान

A stone's throw idiom

a very short distance

Hindi: बहुत पास

A white elephant idiom

a costly thing that is of little use

Hindi: सफ़ेद हाथी (ख़र्चीली बेकार चीज़)

Abate verb

to become less strong

Hindi: कम होना

Synonym: subside · Antonym: intensify

The storm abated by evening.

Abdicate verb

to give up a position of power

Hindi: पद त्याग करना

Synonym: renounce · Antonym: assume

The king abdicated the throne.

Aberration noun

a departure from what is normal

Hindi: विचलन

Synonym: anomaly · Antonym: normality

One bad result was an aberration.

Abhor verb

to hate very much

Hindi: घृणा करना

Synonym: detest · Antonym: adore

She abhors cruelty to animals.

Abhorrent adjective

causing hatred or disgust

Hindi: घृणित

Synonym: detestable · Antonym: admirable

Cruelty is abhorrent to her.

Ability noun

the power or skill to do something

Hindi: योग्यता

Abject adjective

extremely bad or hopeless

Hindi: दयनीय

Synonym: wretched · Antonym: dignified

They lived in abject poverty.

Able adjective

having the power or skill to do something

Hindi: सक्षम

Abrasive adjective

rough or harsh in manner

Hindi: कठोर

Synonym: harsh · Antonym: gentle

His abrasive tone upset the team.

Abridge verb

to shorten a text

Hindi: संक्षिप्त करना

Synonym: condense · Antonym: expand

The novel was abridged for children.

Abroad adverb

in or to a foreign country

Hindi: विदेश में

Abscissa term

the x-coordinate of a point

Hindi: भुज: बिंदु का x-निर्देशांक

Class 10 Maths, Class 9 Maths

Abscond verb

to run away secretly

Hindi: फ़रार होना

Synonym: flee · Antonym: stay

The cashier absconded with the money.

Absence noun

the state of being away

Hindi: अनुपस्थिति

Absent adjective

not present

Hindi: अनुपस्थित

Absolute adjective

complete; total

Hindi: पूर्ण

Absolute threshold term

minimum intensity of a stimulus that can be detected

Hindi: निरपेक्ष सीमा: पहचानी जा सकने वाली उद्दीपक की न्यूनतम तीव्रता

Class 11 Psychology

Absolve verb

to declare free from blame

Hindi: दोषमुक्त करना

Synonym: acquit · Antonym: condemn

The court absolved him of the charge.

Absorb verb

to take in a liquid, gas or idea

Hindi: सोखना

Absorptive capacity term

the ability of the environment to absorb waste and pollution

Hindi: अवशोषी क्षमता: अपशिष्ट और प्रदूषण सोखने की पर्यावरण की क्षमता

Class 11 Economics

Abstain verb

to choose not to do something

Hindi: परहेज़ करना

Synonym: refrain · Antonym: indulge

He abstained from voting.

Abstract adjective

existing as an idea, not as a physical thing

Hindi: अमूर्त

Abundant adjective

existing in large quantities

Hindi: प्रचुर

Synonym: plentiful · Antonym: scarce

The region has abundant rainfall.

Academic adjective

related to education and study

Hindi: शैक्षणिक

Accentuate verb

to make more noticeable

Hindi: उभारना

Synonym: emphasise · Antonym: downplay

The light accentuated her features.

Accept verb

to agree to take or receive

Hindi: स्वीकार करना

Access noun

the way or right to enter or use

Hindi: पहुँच

Accident noun

an unexpected event causing harm

Hindi: दुर्घटना

Acclaim noun

enthusiastic public praise

Hindi: प्रशंसा

Synonym: praise · Antonym: criticism

The film won wide acclaim.

Accolade noun

an award or praise

Hindi: सम्मान

Synonym: honour · Antonym: criticism

She received many accolades.

Accommodation term

the eye's ability to change focal length for near and far objects

Hindi: समंजन: निकट और दूर की वस्तुओं के लिए आँख की फ़ोकस दूरी बदलने की क्षमता

Class 10 Science

Accompany verb

to go somewhere with someone

Hindi: साथ जाना

Accomplish verb

to complete successfully

Hindi: पूरा करना

Account noun

a record of money or a description of events

Hindi: खाता; विवरण

Accountability term

the obligation of the government to answer to citizens for its decisions

Hindi: जवाबदेही: अपने निर्णयों के लिए नागरिकों के प्रति उत्तर देने का सरकार का दायित्व

Class 10 Social Science, Class 12 Business Studies, Class 9 Social Science

Accounting term

the process of identifying, recording, classifying, summarising and communicating financial information

Hindi: लेखांकन: वित्तीय सूचनाओं की पहचान, अभिलेखन, वर्गीकरण, सारांश और संप्रेषण की प्रक्रिया

Class 11 Accountancy

Accounting equation term

Assets = Liabilities + Capital

Hindi: लेखांकन समीकरण: परिसंपत्तियाँ = देयताएँ + पूँजी

Class 11 Accountancy

Accounting ratio term

a mathematical relationship between two related accounting figures

Hindi: लेखांकन अनुपात: दो संबंधित लेखांकन अंकों के बीच गणितीय संबंध

Class 12 Accountancy

Accrual basis term

recording revenues and expenses when they are earned or incurred, not when cash moves

Hindi: उपार्जन आधार: आगम और व्यय अर्जित या उत्पन्न होने पर दर्ज करना, नकद लेन-देन पर नहीं

Class 11 Accountancy

Accrued income term

income earned during the year but not yet received

Hindi: उपार्जित आय: वर्ष में अर्जित पर अभी प्राप्त न हुई आय

Class 11 Accountancy

Acculturation term

cultural and psychological change from contact with another culture

Hindi: परसंस्कृतिग्रहण: किसी अन्य संस्कृति के संपर्क से सांस्कृतिक और मनोवैज्ञानिक परिवर्तन

Class 11 Psychology

Accurate adjective

correct in every detail

Hindi: सटीक

Accuse verb

to say someone has done wrong

Hindi: आरोप लगाना

Achieve verb

to succeed in doing something by effort

Hindi: प्राप्त करना

Achieved status term

status earned through effort, such as doctor or teacher

Hindi: अर्जित प्रस्थिति: प्रयास से कमाई गई प्रस्थिति, जैसे डॉक्टर या शिक्षक

Class 11 Sociology

Acid noun

a substance with pH below 7 that tastes sour

Hindi: अम्ल

Acknowledge verb

to accept or admit that something is true

Hindi: स्वीकार करना

Acquiesce verb

to accept without protest

Hindi: मौन सहमति देना

Synonym: comply · Antonym: resist

He acquiesced to their demands.

Acquire verb

to get or gain

Hindi: अर्जित करना

Acrimony noun

bitterness in speech or manner

Hindi: कटुता

Synonym: bitterness · Antonym: goodwill

The meeting ended in acrimony.

Act noun

a law passed by parliament; a deed

Hindi: अधिनियम; कार्य

Act East policy term

India's policy of strengthening ties with Southeast and East Asia

Hindi: एक्ट ईस्ट नीति: दक्षिण-पूर्व और पूर्वी एशिया से संबंध सशक्त करने की भारत की नीति

Class 12 Political Science

Activation energy term

minimum extra energy reactants need to form products

Hindi: सक्रियण ऊर्जा: उत्पाद बनाने हेतु अभिकारकों को चाहिए न्यूनतम अतिरिक्त ऊर्जा

Class 12 Chemistry

Active adjective

busy doing things; lively

Hindi: सक्रिय

Actual adjective

real; existing in fact

Hindi: वास्तविक

Acumen noun

ability to judge well

Hindi: सूझबूझ

Synonym: shrewdness · Antonym: ignorance

Her business acumen is famous.

Adage noun

a traditional saying

Hindi: कहावत

Synonym: proverb · Antonym: novelty

An old adage says honesty pays.

Adamant adjective

refusing to change one's mind

Hindi: अड़ियल

Synonym: unyielding · Antonym: flexible

He was adamant about leaving.

Adapt verb

to change to suit new conditions

Hindi: अनुकूल बनाना

Adaptation term

feature that helps an organism survive in its habitat

Hindi: अनुकूलन: आवास में जीवित रहने में मदद करने वाला लक्षण

Class 6 Science

Adaptive radiation term

evolution of many forms from one ancestor into different habitats, e.g. Darwin's finches

Hindi: अनुकूली विकिरण: एक पूर्वज से विभिन्न आवासों में अनेक रूपों का विकास, जैसे डार्विन की फ़िंच

Class 12 Biology

Add verb

to put together; to join

Hindi: जोड़ना

Add fuel to the fire idiom

make a bad situation worse

Hindi: आग में घी डालना

Additive inverse term

the opposite number; a + (−a) = 0

Hindi: योज्य प्रतिलोम: विपरीत संख्या; a + (−a) = 0

Class 7 Maths

Address noun

details of where someone lives; a formal speech

Hindi: पता; भाषण

Adept adjective

very skilled

Hindi: निपुण

Synonym: skilful · Antonym: clumsy

She is adept at chess.

Adequate adjective

enough for a need

Hindi: पर्याप्त

Adhere verb

to stick to or follow

Hindi: पालन करना

Synonym: obey · Antonym: ignore

Please adhere to the rules.

Adiabatic process term

process with no heat exchange

Hindi: रुद्धोष्म प्रक्रम: बिना ऊष्मा विनिमय का प्रक्रम

Class 11 Physics

Adjoint term

transpose of the cofactor matrix

Hindi: सहखंडज: सहखंड आव्यूह का परिवर्त

Class 12 Maths

Adjust verb

to change slightly to fit

Hindi: समायोजित करना

Administration noun

the management of an organisation or government

Hindi: प्रशासन

Admire verb

to respect and approve of

Hindi: प्रशंसा करना

Admission noun

permission to enter a school or place

Hindi: प्रवेश

Admission of a partner term

the entry of a new partner into an existing firm

Hindi: साझेदार का प्रवेश: विद्यमान फ़र्म में नए साझेदार का आना

Class 12 Accountancy

Admit verb

to accept as true; to allow to enter

Hindi: स्वीकार करना; प्रवेश देना

Admonish verb

to warn or scold mildly

Hindi: चेतावनी देना

Synonym: reprimand · Antonym: praise

The teacher admonished the late students.

Adolescence term

period of life from about 11 to 19 years

Hindi: किशोरावस्था: लगभग 11 से 19 वर्ष की आयु अवधि

Class 7 Science

Adorn verb

to decorate

Hindi: सजाना

Synonym: decorate · Antonym: disfigure

Flowers adorned the hall.

Adroit adjective

clever and skilful

Hindi: कुशल

Synonym: skilful · Antonym: clumsy

He was adroit at handling questions.

Adulation noun

excessive praise

Hindi: अत्यधिक प्रशंसा

Synonym: flattery · Antonym: criticism

The star enjoyed the adulation of fans.

Adult noun

a fully grown person

Hindi: वयस्क

Adulteration term

mixing inferior or harmful substances in food or other products

Hindi: मिलावट: भोजन या अन्य उत्पादों में घटिया या हानिकारक पदार्थ मिलाना

Class 10 Social Science

Advance verb

to move forward

Hindi: आगे बढ़ना

Advantage noun

something that helps you succeed

Hindi: लाभ

Advection term

horizontal transfer of heat by moving air

Hindi: अभिवहन: गतिशील वायु द्वारा ऊष्मा का क्षैतिज स्थानांतरण

Class 11 Geography

Adventure noun

an exciting and unusual experience

Hindi: साहसिक कार्य

Adversity noun

a difficult situation

Hindi: विपत्ति

Synonym: hardship · Antonym: prosperity

She stayed calm in adversity.

Advertisement noun

a notice that promotes a product or job

Hindi: विज्ञापन

Advice noun

a suggestion about what to do

Hindi: सलाह

Aestivation term

arrangement of sepals or petals in a flower bud relative to each other (valvate, twisted, imbricate, vexillary)

Hindi: पुष्पदल विन्यास: कली में बाह्यदलों या दलों की परस्पर व्यवस्था (कोरस्पर्शी, व्यावर्तित, कोरछादी, ध्वजीय)

Class 11 Biology

Affect verb

to have an influence on

Hindi: प्रभावित करना

Affidavit term

a signed document in which a person makes sworn statements

Hindi: शपथ-पत्र: हस्ताक्षरित दस्तावेज़ जिसमें व्यक्ति शपथ लेकर कथन देता है

Class 10 Social Science

Affirmative action term

special measures to help disadvantaged groups overcome historical inequality

Hindi: सकारात्मक कार्रवाई: वंचित समूहों को ऐतिहासिक असमानता से उबरने में मदद हेतु विशेष उपाय

Class 11 Political Science, Class 12 Sociology

Affluent adjective

rich

Hindi: समृद्ध

Synonym: wealthy · Antonym: poor

They live in an affluent area.

Afford verb

to have enough money or time for

Hindi: वहन करना

Afraid adjective

feeling fear

Hindi: डरा हुआ

Agency noun

an organisation that provides a service

Hindi: एजेंसी; संस्था

Agenda noun

a list of things to discuss

Hindi: कार्यसूची

Agenda 21 term

a declaration at the 1992 Earth Summit to achieve global sustainable development

Hindi: एजेंडा 21: 1992 के पृथ्वी सम्मेलन में विश्वव्यापी सतत विकास हेतु घोषणा-पत्र

Class 10 Social Science

Agglomeration economies term

advantages that many industries get by locating close to each other in an urban centre

Hindi: समूहन बचत: शहरी केंद्र में पास-पास स्थित होने से अनेक उद्योगों को मिलने वाले लाभ

Class 10 Social Science, Class 12 Geography

Aggravate verb

to make worse

Hindi: बिगाड़ना

Synonym: worsen · Antonym: alleviate

Scratching aggravates the rash.

Aggregate demand term

total planned expenditure on goods and services in an economy

Hindi: समग्र माँग: किसी अर्थव्यवस्था में वस्तुओं और सेवाओं पर कुल नियोजित व्यय

Class 12 Economics

Aggregate function term

a function that works on a group of rows and returns one value

Hindi: Aggregate function: rows के समूह पर कार्य कर एक मान लौटाने वाला function

Class 12 Computer Science

Agile adjective

able to move quickly and easily

Hindi: फुर्तीला

Synonym: nimble · Antonym: clumsy

The agile cat jumped the wall.

Agitate verb

to make anxious or to stir

Hindi: उत्तेजित करना

Synonym: disturb · Antonym: calm

The news agitated the workers.

Agrahara term

land granted to Brahmanas, usually exempt from taxes

Hindi: अग्रहार: ब्राह्मणों को दी गई भूमि, जो प्रायः कर-मुक्त होती थी

Class 12 History

Agrarian structure term

the pattern of land ownership and relations in agriculture

Hindi: कृषक संरचना: कृषि में भू-स्वामित्व और संबंधों का प्रतिरूप

Class 12 Sociology

Agree verb

to have the same opinion

Hindi: सहमत होना

Agricultural marketing term

the process of moving farm produce from farm to consumers, including storage, grading and sale

Hindi: कृषि विपणन: भंडारण, श्रेणीकरण और बिक्री सहित कृषि उपज को खेत से उपभोक्ताओं तक पहुँचाने की प्रक्रिया

Class 11 Economics

Agriculture noun

farming

Hindi: कृषि

Ahimsa term

the principle of non-violence towards all living beings

Hindi: अहिंसा: सभी जीवों के प्रति हिंसा न करने का सिद्धांत

Class 6 Social Science

Aim noun

a purpose or goal

Hindi: उद्देश्य

Ain-i Akbari term

Abul Fazl's account of Akbar's administration and empire

Hindi: आइन-ए-अकबरी: अकबर के प्रशासन और साम्राज्य का अबुल फ़ज़ल का विवरण

Class 12 History

Air mass term

a large body of air with uniform temperature and humidity

Hindi: वायुराशि: समान तापमान और आर्द्रता वाला वायु का बड़ा पिंड

Class 11 Geography

Alacrity noun

eager readiness

Hindi: तत्परता

Synonym: eagerness · Antonym: reluctance

He accepted the offer with alacrity.

Albedo term

the proportion of radiation reflected by a surface

Hindi: एल्बिडो: किसी सतह द्वारा परावर्तित विकिरण का अनुपात

Class 11 Geography

Aldol condensation term

reaction of aldehydes/ketones with α-H in dilute alkali to give β-hydroxy carbonyl compounds

Hindi: ऐल्डोल संघनन: तनु क्षार में α-H वाले ऐल्डिहाइड/कीटोन से β-हाइड्रॉक्सी कार्बोनिल यौगिक बनना

Class 12 Chemistry

Alert adjective

watchful and quick to notice

Hindi: सतर्क

Algebraic expression term

an expression with numbers and letters

Hindi: बीजीय व्यंजक: संख्याओं और अक्षरों वाला व्यंजक

Class 7 Maths

Algorithm term

a finite sequence of precise steps to solve a problem

Hindi: Algorithm: समस्या हल करने हेतु सटीक चरणों का सीमित क्रम

Class 11 Computer Science, Class 11 Psychology, Class 9 Maths

Aliasing term

two names referring to the same list object

Hindi: Aliasing: दो नामों का उसी list object को refer करना

Class 11 Computer Science

Alienate verb

to make unfriendly

Hindi: अलग-थलग करना

Synonym: estrange · Antonym: unite

His rudeness alienated friends.

Alienation term

workers' sense of separation from their work, product and fellow humans

Hindi: अलगाव: श्रमिकों का अपने काम, उत्पाद और साथी मनुष्यों से पृथक्करण का बोध

Class 11 Sociology, Class 12 Sociology

Allay verb

to reduce fear or doubt

Hindi: शांत करना

Synonym: calm · Antonym: arouse

The doctor allayed her fears.

Allegory term

an abstract idea shown through a person or thing, such as Marianne for France and Germania for Germany

Hindi: रूपक: किसी अमूर्त विचार को व्यक्ति या वस्तु के रूप में दिखाना, जैसे फ्रांस के लिए मारिआन और जर्मनी के लिए जर्मेनिया

Class 10 Social Science

Allele term

alternative form of a gene

Hindi: युग्मविकल्पी: जीन का वैकल्पिक रूप

Class 12 Biology

Alleviate verb

to make pain or trouble less

Hindi: कम करना

Synonym: relieve · Antonym: aggravate

The medicine alleviated the pain.

Allied angles term

angles like (90° ± θ), (180° ± θ), (270° ± θ), (360° − θ) whose ratios are expressed using θ

Hindi: संबद्ध कोण: (90° ± θ), (180° ± θ), (270° ± θ), (360° − θ) जैसे कोण जिनके अनुपात θ से लिखे जाते हैं

Class 11 Maths

Allow verb

to let someone do something

Hindi: अनुमति देना

Alloy term

a homogeneous mixture of a metal with other elements (e.g. brass, bronze, steel)

Hindi: मिश्रातु: धातु का अन्य तत्वों से समांगी मिश्रण (पीतल, काँसा, स्टील)

Class 10 Science

Allude verb

to refer indirectly

Hindi: संकेत करना

Synonym: hint · Antonym: state

He alluded to his past mistakes.

Alone adjective

without other people

Hindi: अकेला

Aloof adjective

distant and unfriendly

Hindi: अलग-थलग

Synonym: detached · Antonym: friendly

She remained aloof at the party.

Alter verb

to change

Hindi: बदलना

Alternation of generations term

life cycle in which a haploid gametophyte and a diploid sporophyte generation alternate

Hindi: पीढ़ी एकांतरण: जीवन चक्र जिसमें अगुणित युग्मकोद्भिद और द्विगुणित बीजाणुद्भिद पीढ़ियाँ बारी-बारी से आती हैं

Class 11 Biology

Alternative noun

another possible choice

Hindi: विकल्प

Altitude term

the height of a place above sea level

Hindi: ऊँचाई: समुद्र तल से किसी स्थान की ऊँचाई

Class 8 Social Science

Altruism noun

selfless concern for others

Hindi: परोपकार

Synonym: selflessness · Antonym: selfishness

Her altruism inspired the village.

Alvars term

Tamil saints devoted to Vishnu

Hindi: अलवार: विष्णु के भक्त तमिल संत

Class 12 History

Amara-nayaka system term

a system in which military chiefs received territory to maintain troops

Hindi: अमर-नायक व्यवस्था: वह व्यवस्था जिसमें सैन्य प्रमुखों को सेना रखने हेतु क्षेत्र मिलते थे

Class 12 History

Amass verb

to collect a large amount

Hindi: जमा करना

Synonym: accumulate · Antonym: disperse

He amassed a fortune.

Amateur one-word

one who does something as a hobby

Hindi: शौक़िया

Ambidextrous one-word

able to use both hands equally

Hindi: सव्यसाची

Ambiguous adjective

having more than one meaning

Hindi: अस्पष्ट

Synonym: unclear · Antonym: clear

The question was ambiguous.

Ambivalent adjective

having mixed feelings

Hindi: दुविधाग्रस्त

Synonym: uncertain · Antonym: certain

She was ambivalent about the job.

Ameliorate verb

to make better

Hindi: सुधारना

Synonym: improve · Antonym: worsen

Steps were taken to ameliorate conditions.

Amendment term

a formal change made in the Constitution

Hindi: संशोधन: संविधान में किया गया औपचारिक परिवर्तन

Class 11 Political Science

Amiable adjective

friendly and pleasant

Hindi: मिलनसार

Synonym: affable · Antonym: hostile

He is an amiable neighbour.

Amicable adjective

friendly and peaceful

Hindi: सौहार्दपूर्ण

Synonym: cordial · Antonym: hostile

They reached an amicable settlement.

Ammeter term

measures current, connected in series

Hindi: ऐमीटर: धारा मापता है, श्रेणी में जोड़ा जाता है

Class 10 Science

Amount noun

a quantity

Hindi: मात्रा; राशि

Amphibolic pathway term

a pathway used for both breakdown (catabolism) and synthesis (anabolism), like the respiratory pathway

Hindi: उभयधर्मी पथ: विघटन (अपचय) और संश्लेषण (उपचय) दोनों में प्रयुक्त पथ, जैसे श्वसन पथ

Class 11 Biology

Amphoteric oxide term

oxide reacting with both acids and bases

Hindi: उभयधर्मी ऑक्साइड: अम्ल और क्षारक दोनों से अभिक्रिया करने वाला ऑक्साइड

Class 10 Science

Ample adjective

more than enough

Hindi: पर्याप्त

Synonym: plentiful · Antonym: scarce

There is ample time to finish.

An axe to grind idiom

a selfish motive

Hindi: निजी स्वार्थ

Analyse verb

to examine in detail

Hindi: विश्लेषण करना

Analysis of financial statements term

the systematic study of financial statements to judge profitability and financial position

Hindi: वित्तीय विवरणों का विश्लेषण: लाभप्रदता और वित्तीय स्थिति आँकने हेतु वित्तीय विवरणों का व्यवस्थित अध्ययन

Class 12 Accountancy

Anandpur Sahib Resolution term

the 1973 Akali Dal resolution demanding greater autonomy for Punjab

Hindi: आनंदपुर साहिब प्रस्ताव: पंजाब हेतु अधिक स्वायत्तता माँगने वाला अकाली दल का 1973 का प्रस्ताव

Class 12 Political Science

Anarchist one-word

one who wants no government

Hindi: अराजकतावादी

Anarchy noun

absence of order or government

Hindi: अराजकता

Synonym: chaos · Antonym: order

The riots led to anarchy.

Ancestor noun

a person in your family who lived long ago

Hindi: पूर्वज

Ancient adjective

very old; from long ago

Hindi: प्राचीन

Anger noun

a strong feeling of annoyance

Hindi: क्रोध

Angle bisector term

a ray that divides an angle into two equal angles

Hindi: कोण समद्विभाजक: कोण को दो बराबर कोणों में बाँटने वाली किरण

Class 7 Maths

Angle of depression term

angle between the horizontal and the line of sight to a lower object

Hindi: अवनमन कोण: क्षैतिज और नीची वस्तु की दृष्टि रेखा के बीच कोण

Class 10 Maths

Angle of elevation term

angle between the horizontal and the line of sight to a higher object

Hindi: उन्नयन कोण: क्षैतिज और ऊँची वस्तु की दृष्टि रेखा के बीच कोण

Class 10 Maths

Angular velocity term

rate of change of angular displacement, ω = dθ/dt; v = ωr

Hindi: कोणीय वेग: कोणीय विस्थापन परिवर्तन की दर, ω = dθ/dt; v = ωr

Class 11 Physics

Animosity noun

strong dislike

Hindi: शत्रुता

Synonym: hostility · Antonym: friendship

There was no animosity between them.

Annihilate verb

to destroy completely

Hindi: नष्ट करना

Synonym: obliterate · Antonym: create

The army annihilated the enemy.

Announce verb

to make known publicly

Hindi: घोषणा करना

Annual adjective

happening once a year

Hindi: वार्षिक

Annual ring term

one year's growth of secondary xylem

Hindi: वार्षिक वलय: द्वितीयक ज़ाइलम की एक वर्ष की वृद्धि

Class 11 Biology

Anomaly noun

something unusual

Hindi: विसंगति

Synonym: irregularity · Antonym: norm

The result was an anomaly.

Anomers term

cyclic sugar forms differing only at C-1

Hindi: ऐनोमर: केवल C-1 पर भिन्न चक्रीय शर्करा रूप

Class 12 Chemistry

Anonymous one-word

without a known name

Hindi: गुमनाम

Answer noun

a reply to a question

Hindi: उत्तर

Antacid term

base that relieves excess stomach acid

Hindi: एंटासिड: पेट के अधिक अम्ल से राहत देने वाला क्षारक

Class 7 Science

Antagonist noun

an opponent

Hindi: विरोधी

Synonym: adversary · Antonym: ally

The antagonist of the story is clever.

Anthology one-word

a collection of poems or stories

Hindi: संकलन

Anti-defection law term

the law in the Tenth Schedule that disqualifies legislators who defect from their party

Hindi: दल-बदल विरोधी क़ानून: दसवीं अनुसूची का क़ानून जो अपने दल से दल-बदल करने वाले विधायकों को अयोग्य ठहराता है

Class 11 Political Science

Antibiotic term

medicine that kills or stops bacteria

Hindi: प्रतिजैविक: जीवाणुओं को मारने या रोकने वाली दवा

Class 8 Science

Antiderivative term

function whose derivative is the given function

Hindi: प्रतिअवकलज: वह फलन जिसका अवकलज दिया फलन हो

Class 12 Maths

Antigen term

substance that triggers an immune response

Hindi: प्रतिजन: प्रतिरक्षा अनुक्रिया जगाने वाला पदार्थ

Class 12 Biology

Antipathy noun

strong dislike

Hindi: अरुचि

Synonym: aversion · Antonym: liking

He felt antipathy towards cheats.

Anxiety noun

a feeling of worry

Hindi: चिंता

AP term

sequence with a constant difference

Hindi: समांतर श्रेढ़ी: अचर अंतर वाला अनुक्रम

Class 11 Maths

Apathy noun

lack of interest

Hindi: उदासीनता

Synonym: indifference · Antonym: enthusiasm

Voter apathy lowered the turnout.

Apiary one-word

a place where bees are kept

Hindi: मधुमक्खी पालन स्थल

Apical dominance term

suppression of lateral buds by the apical bud (auxin)

Hindi: शीर्ष प्रभाविता: शीर्ष कलिका द्वारा पार्श्व कलिकाओं का दमन (ऑक्सिन)

Class 11 Biology

Apologise verb

to say sorry

Hindi: क्षमा माँगना

Apomixis term

production of seeds without fertilisation

Hindi: असंगजनन: बिना निषेचन बीज बनना

Class 12 Biology

Appear verb

to come into view; to seem

Hindi: प्रकट होना; लगना

append() term

a method that adds one element at the end of a list

Hindi: append(): list के अंत में एक element जोड़ने वाला method

Class 11 Computer Science

Applicant noun

a person who applies for a job or course

Hindi: आवेदक

Application noun

a formal request; use of something

Hindi: आवेदन; उपयोग

Apply verb

to make a formal request; to use

Hindi: आवेदन करना; लागू करना

Appoint verb

to choose someone for a job

Hindi: नियुक्त करना

Appreciate verb

to value; to be thankful for

Hindi: सराहना करना

Apprehensive adjective

worried that something bad will happen

Hindi: आशंकित

Synonym: anxious · Antonym: confident

She was apprehensive about the exam.

Approach verb

to come near

Hindi: निकट आना

Appropriate adjective

suitable

Hindi: उचित

Approve verb

to officially agree to

Hindi: अनुमोदन करना

Approximate adjective

nearly correct but not exact

Hindi: अनुमानित

Aptitude term

a person's potential to acquire skills with training

Hindi: अभिक्षमता: प्रशिक्षण से कौशल अर्जित करने की व्यक्ति की क्षमता

Class 12 Psychology

Aquarium one-word

a tank for keeping fish

Hindi: मछलीघर

Arbitrary adjective

based on random choice, not reason

Hindi: मनमाना

Synonym: random · Antonym: reasoned

The decision seemed arbitrary.

Arc term

a part of the circle between two points on it

Hindi: चाप: वृत्त पर दो बिंदुओं के बीच का भाग

Class 9 Maths

Archaeologist term

a person who studies the past by excavating and examining remains such as tools and buildings

Hindi: पुरातत्वविद: औज़ार और भवन जैसे अवशेषों की खुदाई और जाँच कर अतीत का अध्ययन करने वाला व्यक्ति

Class 6 Social Science

Archives one-word

a place where public records are kept

Hindi: अभिलेखागार

Ardent adjective

very enthusiastic

Hindi: उत्साही

Synonym: passionate · Antonym: indifferent

He is an ardent cricket fan.

Arduous adjective

very difficult and tiring

Hindi: कठिन

Synonym: strenuous · Antonym: easy

It was an arduous climb.

Area term

amount of surface enclosed

Hindi: क्षेत्रफल: घेरे गए पृष्ठ की मात्रा

Class 6 Maths, Class 9 Maths

Area noun

a region; the size of a surface

Hindi: क्षेत्र; क्षेत्रफल

Area along the y-axis term

∫ x dy between y-limits, used when the region is easier to describe horizontally

Hindi: y-अक्ष के अनुदिश क्षेत्रफल: y-सीमाओं के बीच ∫ x dy, जब क्षेत्र को क्षैतिज रूप में लिखना आसान हो

Class 12 Maths

Area between two curves term

∫ (upper curve − lower curve) dx between their points of intersection

Hindi: दो वक्रों के बीच क्षेत्रफल: उनके प्रतिच्छेद बिंदुओं के बीच ∫ (ऊपरी वक्र − निचला वक्र) dx

Class 12 Maths

Area under a curve term

region bounded by the curve, the axis and two ordinates

Hindi: वक्र के नीचे क्षेत्रफल: वक्र, अक्ष और दो कोटियों से घिरा क्षेत्र

Class 12 Maths

Areolar tissue term

loose connective tissue beneath the skin that supports and binds other tissues

Hindi: एरियोलर ऊतक: त्वचा के नीचे ढीला संयोजी ऊतक जो अन्य ऊतकों को सहारा देता और बाँधता है

Class 11 Biology

Argue verb

to give reasons; to disagree in words

Hindi: तर्क करना; बहस करना

Argument term

a value passed to a function when it is called

Hindi: Argument: call करते समय function को दिया गया मान

Class 11 Computer Science, Class 11 Maths

Arithmetic mean term

the sum of all observations divided by their number

Hindi: समांतर माध्य: सभी प्रेक्षणों के योग को उनकी संख्या से भाग देने पर प्राप्त मान

Class 11 Economics, Class 11 Maths

Arithmetic progression term

a sequence with a constant common difference

Hindi: समांतर श्रेढ़ी: नियत सार्व अंतर वाला अनुक्रम

Class 10 Maths

Aromaticity term

extra stability of planar cyclic conjugated systems with (4n + 2) π electrons

Hindi: ऐरोमैटिकता: (4n + 2) π इलेक्ट्रॉन वाले समतलीय चक्रीय संयुग्मी तंत्रों का अतिरिक्त स्थायित्व

Class 11 Chemistry

Arrange verb

to put in order; to plan

Hindi: व्यवस्थित करना

Arrest verb

to take someone into police custody

Hindi: गिरफ़्तार करना

Arrive verb

to reach a place

Hindi: पहुँचना

Arsenal one-word

a store of weapons

Hindi: शस्त्रागार

Arthashastra term

an ancient text on statecraft and administration credited to Kautilya

Hindi: अर्थशास्त्र: कौटिल्य को श्रेय दिया जाने वाला राजशास्त्र और प्रशासन पर प्राचीन ग्रंथ

Class 7 Social Science

Arthropoda term

largest animal phylum with jointed legs (insects, spiders, crabs)

Hindi: आर्थ्रोपोडा: संधियुक्त पैरों वाला सबसे बड़ा जंतु संघ (कीट, मकड़ी, केकड़ा)

Class 9 Science

Article noun

a piece of writing; a clause of a law

Hindi: लेख; अनुच्छेद

Articulate adjective

able to express ideas clearly

Hindi: स्पष्टवक्ता

Synonym: eloquent · Antonym: inarticulate

She is an articulate speaker.

Artificial intelligence term

the ability of machines to perform tasks that need human intelligence

Hindi: Artificial intelligence: मानव बुद्धि की आवश्यकता वाले कार्य करने की मशीनों की क्षमता

Class 11 Computer Science

Aryabhatiya term

Aryabhata's work on mathematics and astronomy

Hindi: आर्यभटीय: गणित और खगोल विज्ञान पर आर्यभट की कृति

Class 7 Social Science

Ascend verb

to go up

Hindi: ऊपर चढ़ना

Synonym: climb · Antonym: descend

They ascended the hill.

Ascertain verb

to find out for certain

Hindi: पता लगाना

Synonym: determine · Antonym: guess

Police ascertained the facts.

ASCII term

a 7-bit code representing 128 characters

Hindi: ASCII: 128 characters दर्शाने वाला 7-bit code

Class 11 Computer Science

Ascribed status term

status given by birth, such as caste or sex

Hindi: प्रदत्त प्रस्थिति: जन्म से मिली प्रस्थिति, जैसे जाति या लिंग

Class 11 Sociology

ASEAN term

the Association of Southeast Asian Nations, formed in 1967

Hindi: आसियान: 1967 में बना दक्षिण-पूर्व एशियाई राष्ट्रों का संगठन

Class 12 Political Science

Ashtapradhan term

Shivaji's council of eight ministers

Hindi: अष्टप्रधान: शिवाजी की आठ मंत्रियों की परिषद

Class 8 Social Science

Aspire verb

to have a strong ambition

Hindi: आकांक्षा रखना

Synonym: aim · Antonym: neglect

She aspires to be a doctor.

Assemble verb

to gather together; to fit parts together

Hindi: एकत्र करना; जोड़ना

Assent noun

agreement or approval

Hindi: स्वीकृति

Synonym: consent · Antonym: dissent

The President gave assent to the bill.

Assess verb

to judge the value or quality of

Hindi: मूल्यांकन करना

Assets term

resources owned or controlled by a business that have money value

Hindi: परिसंपत्तियाँ: व्यवसाय के स्वामित्व या नियंत्रण वाले मौद्रिक मूल्य के संसाधन

Class 11 Accountancy

Assiduous adjective

showing great care and effort

Hindi: परिश्रमी

Synonym: diligent · Antonym: careless

He is an assiduous student.

Assimilate verb

to absorb and understand

Hindi: आत्मसात करना

Synonym: absorb · Antonym: reject

Children assimilate languages quickly.

Assist verb

to help

Hindi: सहायता करना

Associate verb

to connect in the mind

Hindi: जोड़ना

Assume verb

to accept as true without proof

Hindi: मान लेना

Asthenosphere term

the partly molten upper part of the mantle

Hindi: दुर्बलतामंडल: प्रावार का आंशिक रूप से पिघला ऊपरी भाग

Class 11 Geography

Astute adjective

clever at understanding situations

Hindi: चतुर

Synonym: shrewd · Antonym: foolish

An astute investor saw the risk.

At sixes and sevens idiom

in confusion

Hindi: अस्त-व्यस्त

At the eleventh hour idiom

at the last moment

Hindi: अंतिम क्षण में

Atheist one-word

one who does not believe in God

Hindi: नास्तिक

Atmosphere term

the layer of gases surrounding the Earth

Hindi: वायुमंडल: पृथ्वी को घेरने वाली गैसों की परत

Class 9 Social Science

Atmosphere noun

the air around the earth; the mood of a place

Hindi: वायुमंडल; माहौल

Atomicity term

number of atoms in a molecule (O₂ = 2, O₃ = 3)

Hindi: परमाणुकता: अणु में परमाणुओं की संख्या (O₂ = 2, O₃ = 3)

Class 9 Science

Atrocious adjective

extremely bad

Hindi: भयंकर

Synonym: appalling · Antonym: excellent

The food was atrocious.

Atrophy verb

to waste away

Hindi: क्षीण होना

Synonym: wither · Antonym: strengthen

Unused muscles atrophy.

Attach verb

to fix or join

Hindi: संलग्न करना

Attack verb

to act violently against

Hindi: आक्रमण करना

Attempt noun

a try

Hindi: प्रयास

Attend verb

to be present at

Hindi: उपस्थित होना

Attention noun

careful notice

Hindi: ध्यान

Attitude term

a state of mind with evaluative views about a topic

Hindi: अभिवृत्ति: किसी विषय के बारे में मूल्यांकनात्मक विचारों वाली मन की अवस्था

Class 12 Psychology

Attitude noun

a way of thinking or feeling

Hindi: दृष्टिकोण

Attract verb

to pull towards; to interest

Hindi: आकर्षित करना

Attribution term

explaining the causes of behaviour

Hindi: गुणारोपण: व्यवहार के कारणों की व्याख्या

Class 12 Psychology

Audacious adjective

very bold

Hindi: दुस्साहसी

Synonym: daring · Antonym: timid

It was an audacious plan.

Audience noun

people who watch or listen

Hindi: श्रोता; दर्शक

Augment verb

to increase

Hindi: बढ़ाना

Synonym: enlarge · Antonym: reduce

He augmented his income with tuitions.

Auspicious adjective

showing signs of future success

Hindi: शुभ

Synonym: favourable · Antonym: ominous

It was an auspicious start.

Austere adjective

simple and without comfort

Hindi: सादा

Synonym: plain · Antonym: luxurious

The monk lived an austere life.

Authentic adjective

real, genuine

Hindi: प्रामाणिक

Synonym: genuine · Antonym: fake

This is an authentic painting.

Author noun

a writer of a book or article

Hindi: लेखक

Authorised capital term

the maximum share capital a company is permitted to raise under its memorandum

Hindi: अधिकृत पूँजी: पार्षद सीमानियम के अंतर्गत कंपनी को जुटाने की अनुमति वाली अधिकतम अंश पूँजी

Class 12 Accountancy

Authority term

power that is accepted as legitimate

Hindi: सत्ता: वैध रूप में स्वीकृत शक्ति

Class 11 Sociology

Authority noun

the power to give orders; an official body

Hindi: प्राधिकार; प्राधिकरण

Autobiography one-word

life story written by oneself

Hindi: आत्मकथा

Autocracy one-word

rule by one person with total power

Hindi: निरंकुश शासन

Autonomy term

the right of a region to govern its own affairs

Hindi: स्वायत्तता: किसी क्षेत्र का अपने मामलों का स्वयं शासन करने का अधिकार

Class 12 Political Science

Autonomy noun

self-government; independence

Hindi: स्वायत्तता

Synonym: independence · Antonym: dependence

Universities need autonomy.

Autotrophic nutrition term

making one's own food from simple substances

Hindi: स्वपोषी पोषण: सरल पदार्थों से स्वयं भोजन बनाना

Class 10 Science

Auxiliaries to trade term

activities such as transport, banking, insurance and warehousing that remove hindrances in trade

Hindi: व्यापार के सहायक: परिवहन, बैंकिंग, बीमा और भंडारण जैसी क्रियाएँ जो व्यापार की बाधाएँ दूर करती हैं

Class 11 Business Studies

Available adjective

able to be used or obtained

Hindi: उपलब्ध

Avarice noun

extreme greed for wealth

Hindi: लालच

Synonym: greed · Antonym: generosity

His avarice ruined him.

Average noun

the usual level; the mean of numbers

Hindi: औसत

Aversion noun

a strong dislike

Hindi: विरक्ति

Synonym: dislike · Antonym: fondness

She has an aversion to spiders.

Aviary one-word

a large cage for birds

Hindi: पक्षीशाला

Avogadro's hypothesis term

equal volumes of all gases at the same temperature and pressure contain equal numbers of molecules

Hindi: आवोगाद्रो परिकल्पना: समान ताप और दाब पर सभी गैसों के समान आयतनों में अणुओं की संख्या समान होती है

Class 11 Physics

Avoid verb

to keep away from

Hindi: बचना

Award noun

a prize

Hindi: पुरस्कार

Aware adjective

knowing about something

Hindi: जागरूक

Axiom term

a basic statement accepted without proof

Hindi: अभिगृहीत: बिना उपपत्ति के स्वीकार किया गया मूल कथन

Class 9 Maths

Axis term

imaginary line around which Earth rotates

Hindi: धुरी: वह काल्पनिक रेखा जिस पर पृथ्वी घूमती है

Class 7 Science