Alphabetical word directory

English words starting with A

Showing words 2,6412,760 of 3,162. Choose a word to read its meaning, etymology and origin.

assay

v

To test or analyze (a metal, ore, or other substance) to determine its composition or quality.

[əˈseɪ]

assayer

n

A person who tests the quality, purity, or composition of metals, especially precious metals like gold and silver.

[əˈseɪər]

assemblage

n

A collection or gathering of things or people.

[əˈsemblɪdʒ]

assemble

v

To come together as a group.

[əˈsɛmb(ə)l]

assembled

adj

(of a machine, structure, or object) put together from separate parts or components.

[əˈsɛmbəld]

assembler

n

A computer program that converts instructions written in assembly language into machine code.

[əˈsɛmblər]

assembling

v

(present participle) The act of fitting together the parts of something.

[əˈsɛmblɪŋ]

assembly

n

A group of people gathered together for a common purpose, especially for a formal meeting.

[əˈsɛmbli]

assemblyman

n

A male member of a legislative assembly.

[əˈsɛmbliˌmæn]

assemblywoman

n

A woman who is a member of a legislative assembly.

[əˈsembliˌwʊmən]

assent

n

official agreement to or approval of something.

[əˈsent]

assert

v

To state a fact or belief confidently and forcefully.

[əˈsɜːrt]

asserted

v

stated a fact or belief confidently and forcefully.

[əˈsɜːrtɪd]

assertion

n

a statement saying that you strongly believe something to be true

[əˈsɜːrʃn]

assertive

adj

having or showing a confident and forceful personality.

[əˈsɜːrtɪv]

assertively

adv

In a confident and forceful way, expressing opinions or desires clearly and directly.

[əˈsɝː.t̬ɪv.li]

assertiveness

n

The quality of being confident and not afraid to say what you want or believe.

[əˈsɜːrtɪvnəs]

assess

v

to make a judgement about the nature, quality, or importance of someone or something.

[əˈses]

assessable

adj

able to be assessed or evaluated, especially for tax or financial purposes.

[əˈsesəbl̩]

assessed

v

to make a judgement about the nature, quality, or importance of something

[əˈsest]

assessing

v

(present participle) To make a judgement about the nature, quality, or importance of someone or something.

[əˈsesɪŋ]

assessment

n

the act of judging or deciding the amount, value, quality, or importance of something, or the judgment or decision that is made

[əˈsesmənt]

assessor

n

a person whose job is to calculate or estimate the value of something, especially for tax or insurance purposes.

[əˈsesər]

asset

n

A useful or valuable thing or person.

[ˈæset]

asset-allocation

n

The process or strategy of dividing an investment portfolio among different asset categories, such as stocks, bonds, and cash.

[ˈæset ˌæləˈkeɪʃən]

asset-backed

adj

(of a security or financial product) having its value derived from a pool of underlying assets, such as loans or receivables.

[ˈæset bækt]

asset-based

adj

Relating to or involving a method of financing or valuation that uses assets as the primary basis or collateral.

[ˈæset beɪst]

asset-building

n

The process of acquiring and developing valuable resources, such as financial savings, property, skills, or social connections, to increase long-term security and wealth.

[ˈæs.et ˌbɪl.dɪŋ]

asset-management

n

The professional management of various securities and assets (such as stocks, bonds, and real estate) to meet specified investment goals for the benefit of clients.

[ˈæset ˈmænɪdʒmənt]

asshole

n

A stupid, irritating, or contemptible person

[ˈæs.hoʊl]

assiduous

adj

showing great care, attention, and effort over a long period of time

[əˈsɪdʒ.u.əs]

assiduously

adv

with constant and careful attention

[əˈsɪdʒ.u.əs.li]

assign

v

To give someone a particular job or task

[əˈsaɪn]

assignation

n

A secret meeting, especially one between lovers.

[ˌæsɪɡˈneɪʃn]

assigned

adj

Officially appointed or designated to a particular duty, role, or place.

[əˈsaɪnd]

assignment

n

A task or piece of work that someone is given to do, typically as part of their studies or job.

[əˈsaɪnmənt]

assimilate

v

to learn and understand information, rules, or a culture so that you can use it effectively

[əˈsɪm.ə.leɪt]

assimilated

adj

Having been absorbed and integrated into a wider group or culture, losing distinct characteristics.

[əˈsɪməˌleɪt̬ɪd]

assimilation

n

The process of understanding and using new ideas and information.

[əˌsɪm.əˈleɪ.ʃən]

assimilative

adj

having the quality of making things similar or causing them to be absorbed and integrated.

[əˈsɪmɪlətɪv]

assist

v

to help someone to do something

[əˈsɪst]

assistance

n

the action of helping someone by sharing work

[əˈsɪstəns]

assistant

n

a person who helps someone in their work, or who holds a subordinate position

[əˈsɪstənt]

assistantship

n

a position as an assistant, especially one held by a graduate student that provides a stipend and often tuition.

[əˈsɪstəntʃɪp]

assisted

adj

Having been given help or support

[əˈsɪstɪd]

assisted-living

n

a type of housing for elderly or disabled people that provides help with daily tasks such as washing, dressing, and taking medicine, but not full-time nursing care.

[əˈsɪstɪd ˈlɪvɪŋ]

assisted-suicide

n

the act of intentionally helping a person to end their own life, typically to relieve suffering from an incurable illness.

[əˈsɪstɪd ˈsuːɪsaɪd]

assisting

adj

Helping someone by doing work or providing support.

[əˈsɪstɪŋ]

assistive

adj

designed to provide help or support, especially for people with disabilities or special needs.

[əˈsɪstɪv]

assize

n

A court session held periodically in each county of England, formerly with a jury, to try civil and criminal cases.

[əˈsaɪz]

associate

v

To connect someone or something in your mind with someone or something else.

[əˈsoʊʃiət]

associated

adj

Connected with something else in some way.

[əˈsoʊʃieɪtɪd]

association

n

an official group of people who have joined together for a particular purpose

[əˌsoʊsiˈeɪʃn]

associational

adj

of or relating to an association or the act of associating.

[əˌsoʊsiˈeɪʃənl]

associative

adj

relating to or involving the mental connection of ideas, feelings, or sensations, especially so that one thing leads to another.

[əˈsoʊʃiətɪv]

assoil

v

To absolve, pardon, or acquit from guilt or sin.

[əˈsɔɪl]

assonance

n

The effect created when two or more words close to each other have the same vowel sound but different consonant sounds.

[ˈæsənəns]

assorted

adj

Consisting of various different kinds mixed together.

[əˈsɔːrtɪd]

assortment

n

a collection of different things or of different types of the same thing; a mixture

[əˈsɔːrtmənt]

assuage

v

to make an unpleasant feeling less strong

[əˈsweɪdʒ]

assume

v

to think or accept that something is true but without having proof of it

[əˈsuːm]

assumed

adj

accepted as true or as certain to happen, but without proof.

[əˈsuːmd]

assumption

n

something that you accept as true without question or proof

[əˈsʌmpʃn]

assurance

n

a statement or promise intended to give confidence

[əˈʃʊrəns]

assure

v

to tell someone that something will definitely happen or is definitely true so that they are less worried

[əˈʃʊr]

assured

adj

confident and certain

[əˈʃʊrd]

assuredly

adv

used to say that something is certain to happen or be true

[əˈʃʊrɪdli]

assyrian

adj

Of or relating to ancient Assyria, its people, or their language.

[əˈsɪr.i.ən]

aster

n

A plant of the daisy family, typically with purple, pink, or white flowers with a yellow center, blooming in late summer or autumn.

[ˈæstər]

asterisk

n

a symbol (*) used in writing and printing to refer the reader to a footnote or to represent omitted material.

[ˈæstəˌrɪsk]

asterism

n

A prominent pattern or group of stars, smaller than a constellation, that is popularly recognized in the night sky.

[ˈæstəˌrɪzəm]

astern

adv

in, at, or toward the rear of a ship or aircraft

[əˈstɜːrn]

asteroid

n

A small rocky body orbiting the sun, mostly found between Mars and Jupiter.

[ˈæstəˌrɔɪd]

asteroidal

adj

Relating to, resembling, or characteristic of an asteroid or asteroids.

[ˌæstəˈrɔɪdəl]

asthma

n

a medical condition that makes breathing difficult by causing the airways in the lungs to become narrow or blocked.

[ˈæzmə]

asthmatic

adj

relating to or suffering from asthma

[æzˈmætɪk]

astigmatic

adj

Relating to or affected with astigmatism, a defect in the eye or a lens that prevents proper focusing.

[ˌæstɪɡˈmætɪk]

astigmatism

n

A defect in the eye or in a lens that prevents light from focusing correctly, resulting in a blurred image.

[əˈstɪɡməˌtɪzəm]

astilbe

n

A genus of herbaceous flowering plants in the family Saxifragaceae, native to Asia and North America, often grown for their showy plumes of tiny flowers and attractive fern-like foliage.

[əˈstɪlbi]

astir

adj

in a state of excited movement or activity

[əˈstɜːr]

astonish

v

to surprise somebody very much

[əˈstɑːnɪʃ]

astonished

adj

feeling or showing great surprise or wonder.

[əˈstɑːnɪʃt]

astonishing

adj

Extremely surprising or amazing; difficult to believe.

[əˈstɑːnɪʃɪŋ]

astonishingly

adv

In a way that causes great surprise or amazement.

[əˈstɑːnɪʃɪŋli]

astonishment

n

A feeling of great surprise or wonder.

[əˈstɑːnɪʃmənt]

astound

v

to surprise or shock someone very much

[əˈstaʊnd]

astounded

adj

Extremely surprised or shocked.

[əˈstaʊndɪd]

astounding

adj

Extremely surprising or shocking; amazing.

[əˈstaʊndɪŋ]

astoundingly

adv

in a way that causes great surprise or amazement; extremely or remarkably.

[əˈstaʊndɪŋli]

astragalus

n

A bone of the ankle joint; the talus.

[əˈstræɡələs]

astral

adj

Relating to the stars or to outer space.

[ˈæstrəl]

astray

adv

Away from the correct path or direction

[əˈstreɪ]

astride

prep

with a leg on each side of something

[əˈstraɪd]

astringent

adj

Causing the contraction of body tissues, typically of the skin.

[əˈstrɪndʒənt]

astrobiologist

n

A scientist who studies the possibility of life existing elsewhere in the universe, combining knowledge from astronomy and biology.

[ˌæstroʊbaɪˈɑːlədʒɪst]

astrobiology

n

the branch of biology concerned with the study of life on earth and in space, especially the origin, evolution, and distribution of life in the universe.

[ˌæstroʊbaɪˈɑːlədʒi]

astrocyte

n

A star-shaped glial cell of the central nervous system that supports and insulates neurons.

[ˈæstroʊˌsaɪt]

Astrodome

n

A large domed stadium with a rigid roof, originally and especially one in Houston, Texas, USA.

[ˈæstroʊdoʊm]

astroimager

n

A person who takes detailed photographs or images of celestial objects.

[ˈæstroʊˌɪmɪdʒər]

astrolabe

n

An ancient astronomical instrument used for observing the positions of stars and planets, solving problems related to time, and for navigation.

[ˈæstrəˌleɪb]

astrologer

n

A person who studies the positions and movements of stars and planets and how they might influence people and events.

[əˈstrɑːlədʒər]

astrological

adj

Relating to astrology, the study of the supposed influence of the stars and planets on human affairs.

[ˌæstrəˈlɑːdʒɪkəl]

astrology

n

The study of the positions and movements of stars and planets and how some people believe they influence human affairs and events on Earth.

[əˈstrɑːlədʒi]

astrometric

adj

Relating to the measurement of the positions, motions, or distances of stars and other celestial bodies.

[ˌæstroʊˈmetrɪk]

astrometry

n

The branch of astronomy that deals with the precise measurements of the positions and motions of stars and other celestial bodies.

[əˈstrɑːmətri]

astronaut

n

A person who is trained to travel and work in a spacecraft.

[ˈæstrəˌnɔːt]

astronautical

adj

relating to the science or technology of space travel.

[ˌæstrəˈnɔːtɪkəl]

astronautics

n

the science and technology of space travel and exploration.

[ˌæstrəˈnɔːtɪks]

astronomer

n

a scientist who studies the stars, planets, and other natural objects in space.

[əˈstrɑːnəmər]

astronomical

adj

relating to astronomy, the scientific study of stars, planets, and other objects in space.

[ˌæstrəˈnɑːmɪkəl]

astronomically

adv

by an extremely large amount; to a very great degree

[ˌæstrəˈnɑːmɪkli]

astronomy

n

the scientific study of the sun, moon, stars, planets, and other objects in space

[əˈstrɑːnəmi]

astrophotography

n

The practice or art of taking photographs of astronomical objects and celestial events.

[ˌæstroʊfəˈtɑːɡrəfi]

astrophysical

adj

relating to the branch of astronomy concerned with the physical nature and properties of celestial bodies and the universe.

[ˌæstroʊˈfɪzɪkəl]

astrophysicist

n

a scientist who studies the physical and chemical properties of celestial bodies and the universe.

[ˌæstroʊˈfɪzɪsɪst]

astrophysics

n

The scientific study of the physical and chemical properties of stars, planets, and other objects in space, and of the universe as a whole.

[ˌæstroʊˈfɪzɪks]

astute

adj

Having an ability to accurately assess situations or people and turn this to one's advantage; shrewd.

[əˈstuːt]

astutely

adv

In a way that shows an ability to accurately assess situations or people and turn this to one's advantage; shrewdly and perceptively.

[əˈstuːtli]

astuteness

n

The quality of being able to accurately assess situations or people and turn this understanding to one's advantage; shrewdness and perceptiveness.

[əˈstuːtnəs]

asunder

adv

into separate parts or pieces

[əˈsʌndər]
English Words Starting with A – Page 23 | OpenEtymology