Browse by letter

English Words Starting With A

8,734 entries — pick a word to see its definition, pronunciation, and usage.

Filter

Parts of speech

Noun Verb Adjective Adverb Plural noun Combining form Verb (transitive)Verb (intransitive)Verb (ambitransitive)

articulation
nounC1
/ɑːˌtɪk.jʊˈleɪ.ʃən/The physical act of producing speech sounds clearly; the formation of distinct sounds.
articulator
nounC2
/ɑːˈtɪk.jə.leɪ.tər/a movable structure in the mouth (tongue, lips, jaw, velum) used to produce speech sounds
articulatory feature
nounC2
/ɑːˌtɪk.jə.lə.tər.i ˈfiː.tʃər/A specific characteristic of how speech sounds are physically produced by the vocal organs (e.g., lips, tongue, vocal cords).
articulatory loop
nounLow
/ɑːˌtɪk.jʊˈleɪ.tər.i luːp/A component of working memory responsible for temporarily storing and rehearsing verbal information.
articulatory phonetics
nounC2
/ɑːˌtɪk.jə.lə.tər.i fəˈnet.ɪks/The branch of phonetics concerned with the study of how speech sounds are physically produced by the movements of the articulators in the vocal tract.
artie
nounVery Low
/ˈɑːti/A diminutive, affectionate, or informal nickname for a person named Arthur or, occasionally, a related name.
artifact
nounverb-transitiveB2
/ˈɑː.tɪ.fækt/An object made by a human being, typically one of cultural or historical interest, such as a tool or ornament.
artifacting
nounC1
/ˈɑː.tɪ.fæk.tɪŋ/The visible degradation or corruption of an image or video signal, often appearing as blocky pixels, colour banding, or visual glitches.
artifice
nounC1/C2
/ˈɑː.tɪ.fɪs/Clever or cunning devices or stratagems, especially when used to deceive or trick others.
artificer
nounLow
/ɑːˈtɪfɪsə/A skilled maker or craftsman, especially one who creates or constructs something with ingenuity and technical skill.
artificial aid
nounC1/C2
/ˌɑː.tɪˈfɪʃ.əl eɪd/A man-made object, device, or substance used to help someone perform a task, enhance a capability, or overcome a limitation, especially a physical or medical one.
artificial blood
nounLow
/ˌɑː.tɪˈfɪʃ.əl ˈblʌd/A synthetic substance designed to transport oxygen and other gases throughout the body as a substitute for biological blood, typically used in medical situations where blood transfusion is needed but human blood is unavailable or unsuitable.
artificial climbing
nounLow
/ˌɑː.tɪˈfɪʃ.əl ˈklaɪ.mɪŋ/The sport or activity of climbing on specially constructed walls with artificial holds, typically indoors.
artificial daylight
nounC1/C2
/ˌɑː.tɪˈfɪʃ.əl ˈdeɪ.laɪt/Electrically produced illumination designed to mimic the spectral qualities and visual effect of natural daylight, often used to enhance visibility, support plant growth, or treat seasonal affective disorder.
artificial disintegration
nounLow
/ˌɑːtɪˈfɪʃəl dɪsˌɪntɪˈɡreɪʃən/The process of intentionally breaking down or decomposing a substance, especially an atomic nucleus, through human intervention rather than natural decay.
artificial eye
nounLow
/ˌɑː.tɪˈfɪʃ.əl ˈaɪ/A prosthetic device designed to replace a missing or non-functioning natural eyeball, placed within the eye socket.
artificial feel
nounLow-to-medium (common in technical, manufacturing, and design contexts)
/ˌɑːtɪˈfɪʃəl fiːl/The tactile quality of something that is not natural, genuine, or authentic; the way something unnatural feels to the touch.
artificial gene
nounLow
/ˌɑː.tɪˈfɪʃ.əl dʒiːn/A gene that has been synthesized in a laboratory, rather than occurring naturally in an organism.
artificial general intelligence
nounLow-to-medium frequency
/ˌɑː.tɪˌfɪʃ.əl ˌdʒen.ər.əl ɪnˈtel.ɪ.dʒəns/A type of artificial intelligence that can understand, learn, and apply its intelligence to solve any problem in the same way a human being can.
artificial gravity
nounC1/C2
/ˌɑː.tɪˈfɪʃ.əl ˈɡræv.ə.ti/A simulated force within a spacecraft or structure that mimics the effects of natural gravity, typically by using rotation to create centripetal force, allowing occupants to experience weight.

Showing 7041–7060 of 8734 words.