Vocabularies

English Vocabulary Dictionary | Word Meanings, Definitions & Examples

air pollution definition card — visual illustration of the meaning
noun B1
/ɛr pəˈluːʃən/

The presence of harmful or poisonous substances in the air, typically caused by industrial processes, vehicle emissions, or other human activities.

"Air pollution from factories led to the first environmental movement."

aircraft definition card — visual illustration of the meaning
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aircraft

noun B1
/ˈɛər.kræft/

A vehicle, such as an airplane or helicopter, that can fly in the air.

"The military aircraft flew over the city."

airline definition card — visual illustration of the meaning
noun A2
/ˈɛər.laɪn/

A company that provides regular flights for passengers and goods.

"The airline announced a discount on international tickets."

airplane definition card — visual illustration of the meaning
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airplane

noun A1
/ˈɛərpleɪn/

a powered flying vehicle with fixed wings and engines

"The airplane took off smoothly from the runway."

airport definition card — visual illustration of the meaning
🏢✈️

airport

noun A1
/ˈɛər.pɔːrt/

A place where airplanes take off and land, with buildings for passengers and cargo.

"We arrived at the airport two hours before the flight."

airtight definition card — visual illustration of the meaning
adjective C1
/ˈɛərˌtaɪt/

Completely sealed so that no air can get in or out.

"Store the cookies in an airtight container to keep them fresh."

airy definition card — visual illustration of the meaning
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airy

adjective B2
/ˈɛəri/

Spacious and well-ventilated; light and breezy.

"The new apartment is bright and airy."

aisle definition card — visual illustration of the meaning
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aisle

noun B1
/aɪl/

a passage between rows of seats or shelves

"She walked down the aisle to find her seat."

akin definition card — visual illustration of the meaning
🔗

akin

adjective C1
/əˈkɪn/

Of similar character or related by blood.

"His reaction was akin to shock."

alabaster definition card — visual illustration of the meaning
noun/adjective C2
/ˈæl.əˌbæs.tər/

A fine-grained, usually white variety of gypsum, often used for carving; also describes something smooth and pale like alabaster.

"The statue was carved from pure alabaster."

alacrity definition card — visual illustration of the meaning
noun C2
/əˈlæk.rə.ti/

Cheerful willingness, eagerness, or readiness to do something.

"She accepted the invitation with alacrity."

alarm definition card — visual illustration of the meaning
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alarm

noun B1
/əˈlɑːrm/

a signal or sound that warns people of danger or alerts them to take action

"The fire alarm went off in the middle of the night."

alarming definition card — visual illustration of the meaning
adjective B2
/əˈlɑrmɪŋ/

causing worry or fear; disturbing; frightening

"The alarming news about climate change worried everyone."

albeit definition card — visual illustration of the meaning
conjunction B2
/ˌɔːlˈbiː.ɪt/

Although; even though.

"He finally agreed, albeit reluctantly."

albino definition card — visual illustration of the meaning
noun/adjective C2
/ælˈbaɪ.noʊ/

A person, animal, or plant lacking normal pigmentation, resulting in pale skin, hair, and eyes.

"The albino rabbit had white fur and pink eyes."

albite definition card — visual illustration of the meaning
noun C2
/ˈæl.baɪt/

A white or colorless mineral of the feldspar group, often found in igneous rocks.

"Geologists discovered albite crystals in the rock sample."

album definition card — visual illustration of the meaning
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album

noun A2
/ˈælbəm/

A collection of songs or photographs compiled into a single book, record, or digital file.

"She showed me her travel album full of beautiful pictures."

alchemy definition card — visual illustration of the meaning
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alchemy

noun C1
/ˈælkəmi/

A medieval practice combining elements of chemistry and philosophy, aimed at transforming matter, especially turning base metals into gold.

"Medieval scientists devoted their lives to alchemy."

alcohol definition card — visual illustration of the meaning
noun B1
/ˈælkəhɒl/

A colorless volatile liquid that is the intoxicating constituent of wine, beer, spirits, and other drinks.

"Too much alcohol can damage your liver."

alcoholism definition card — visual illustration of the meaning
noun B2
/ˈælkəhɒlɪzəm/

A chronic disease characterized by uncontrolled drinking and preoccupation with alcohol.

"His alcoholism affected both his health and his family life."

alcove definition card — visual illustration of the meaning
noun C1
/ˈælkoʊv/

A small recessed section of a room or a nook.

"She placed a reading chair in the alcove near the window."

alder definition card — visual illustration of the meaning
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alder

noun C2
/ˈɔːldər/

A type of tree from the birch family that typically grows in wet ground and has simple, serrated leaves.

"The alder trees grew thick along the riverbank."

alderman definition card — visual illustration of the meaning
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alderman

noun C2
/ˈɔːldərmən/

An elected member of a municipal council in certain cities and towns.

"The alderman proposed a new plan for community parks."

aldermanship definition card — visual illustration of the meaning
noun C2
/ˈɔːldərmənʃɪp/

The office, position, or dignity of an alderman.

"He was honored with aldermanship after years of service."

alert definition card — visual illustration of the meaning
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alert

adjective B1
/əˈlɜːrt/

quick to notice and respond to potential danger or issues; aware and attentive

"The alert dog barked at the stranger approaching the house."

alertly definition card — visual illustration of the meaning
adverb C1
/əˈlɜːrtli/

in a watchful, attentive, and quick-to-notice manner

"She listened alertly to every sound in the dark forest."

alertness definition card — visual illustration of the meaning
noun C1
/əˈlɜːrtnəs/

the state of being mentally aware and quick to notice or respond; vigilance

"The driver maintained a high level of alertness during the long journey."

algorithm-driven definition card — visual illustration of the meaning
adjective C1
ˈæl.ɡə.rɪ.ðəm drɪv.ən

Controlled or powered by computer algorithms.

"Algorithm-driven systems increase accuracy."

algorithmic definition card — visual illustration of the meaning
adjective C1
ˌæl.ɡəˈrɪð.mɪk

Related to calculations or analysis based on specific rules or methods.

"Algorithmic processes are essential for artificial intelligence."

alias definition card — visual illustration of the meaning
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alias

noun, adverb C1
/ˈeɪliəs/

A false or assumed identity; also used to mean 'otherwise called'.

"The criminal was known by the alias 'Shadow'."

alibi definition card — visual illustration of the meaning
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alibi

noun C1
/ˈælɪbaɪ/

A claim or piece of evidence that one was elsewhere when an act, typically a crime, was committed.

"She had a strong alibi that proved she was at the cinema during the theft."

alien definition card — visual illustration of the meaning
👽

alien

noun, adjective B2
/ˈeɪ.li.ən/

A being from another world; or something foreign, unfamiliar, or strange.

"The movie featured an alien from a distant galaxy."

alienable definition card — visual illustration of the meaning
adjective C2
/ˈeɪ.li.ə.nə.bəl/

Able to be transferred or surrendered, usually referring to rights or property.

"Property rights are alienable and can be sold or transferred."

alienate definition card — visual illustration of the meaning
verb C1
/ˈeɪ.li.ə.neɪt/

To make someone feel isolated or estranged; to cause someone to become unfriendly.

"His rude behavior alienated many of his friends."

alienated definition card — visual illustration of the meaning
adjective C1
ˈeɪlɪəneɪtɪd

Feeling isolated or estranged; disconnected from others or society.

"Alienated students are more prone to delinquency."

alienation definition card — visual illustration of the meaning
😶‍🌫️

alienation

noun C1
/ˌeɪ.li.əˈneɪ.ʃən/

The state of being isolated or estranged from a group or activity.

"The new policies created a sense of alienation among employees."

align definition card — visual illustration of the meaning
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align

verb B2
/əˈlaɪn/

To arrange things in a straight line; to adjust or bring into proper relation or agreement.

"The manager asked the team to align their goals with the company's mission."

aligning definition card — visual illustration of the meaning
verb B2
əˈlaɪn.ɪŋ

Placing or arranging things in a straight line or in correct relative positions.

"Aligning education with global standards is vital."

alignment definition card — visual illustration of the meaning
noun B2
/əˈlaɪnmənt/

arrangement in a straight line or in proper position

"The alignment of the planets was perfect for the celestial event."

Alike definition card — visual illustration of the meaning
👯‍♀️

Alike

adjective B1
/əˈlaɪk/

similar in appearance, nature, or character

"The two sisters look very alike."

aliment definition card — visual illustration of the meaning
noun C2
/ˈæl.ɪ.mənt/

food or nourishment that sustains life

"Fruits and vegetables are important aliments for a healthy body."

alimentary definition card — visual illustration of the meaning
adjective C2
/ˌæl.ɪˈmen.tər.i/

relating to nourishment or the organs of digestion

"The doctor explained the role of the alimentary canal in digestion."

alimony definition card — visual illustration of the meaning
noun C1
/ˈæl.ɪ.moʊ.ni/

financial support that a person is ordered by a court to give to their spouse after separation or divorce

"He was ordered by the court to pay monthly alimony to his ex-wife."

Alive definition card — visual illustration of the meaning
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Alive

adjective A2
/əˈlaɪv/

Living, not dead.

"The rescue team found the missing child alive."

alkali definition card — visual illustration of the meaning
noun C1
/ˈæl.kə.laɪ/

a soluble base substance, typically with a pH greater than 7, that neutralizes acids

"Soap contains alkali which helps remove grease."

Alkali Act definition card — visual illustration of the meaning
noun C2
/ˈæl.kə.laɪ ækt/

A British law passed in 1863 to regulate the emission of hydrochloric acid gas from alkali works, representing one of the first pieces of environmental legislation.

"The Alkali Act of 1863 was one of the first environmental laws."

all definition card — visual illustration of the meaning
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all

determiner, pronoun, adverb A1
/ɔːl/

the whole quantity or extent of something; every one of something

"She spent all her money on books."

allay definition card — visual illustration of the meaning
😌

allay

verb C2
/əˈleɪ/

to reduce the intensity of fear, worry, or pain; to calm

"The teacher tried to allay the students’ fears before the exam."

Allegation definition card — visual illustration of the meaning
noun B2
/ˌælɪˈɡeɪʃən/

a claim or assertion that someone has done something illegal or wrong, typically without proof

"The politician denied the allegation of corruption."

allegations definition card — visual illustration of the meaning
noun B2
ˌæl.ɪˈɡeɪ.ʃənz

Claims or assertions that someone has done something illegal or wrong, typically without proof.

"The allegations were investigated by an international body."