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English Words Starting With A

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

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

area code
nounB1
/ˈeə.ri.ə ˌkəʊd/A sequence of digits dialed before a local telephone number to specify a geographical region or non-geographic service.
area of outstanding natural beauty
nounC1
/ˈeə.ri.ə əv ˌaʊtˈstæn.dɪŋ ˈnætʃ.ər.əl ˈbjuː.ti/A designated geographical region in the United Kingdom recognized and protected for its exceptional landscape quality.
area opaca
nounC2/Technical
/ˈɛərɪə əʊˈpeɪkə/The opaque (non-transparent) region of the early avian or reptilian embryo, surrounding the central transparent area pellucida.
area pellucida
nounVery low (specialist/technical)
/ˌɛːrɪə pɛˈluːsɪdə/The central, translucent region of the blastoderm in avian and some mammalian embryos, through which underlying structures can be observed.
area rug
nounMedium
/ˈɛərɪə ˌrʌɡ/A small to medium-sized piece of textile floor covering that is distinct from and often placed over a larger floor surface (like wall-to-wall carpeting or wood).
area study
nounMedium
/ˈeə.ri.ə ˌstʌd.i/A detailed, focused examination of a specific geographic region, encompassing its culture, politics, history, language, and society.
area vasculosa
nounVery Low (C2/Highly Specialized)
/ˌeə.ri.ə ˌvæs.kjʊˈləʊ.sə/A specific embryonic vascular region, particularly in bird and reptile embryos, where blood vessels form.
area vitellina
nounVery Low
/ˈɛəriə vɪˈtɛlɪnə/The yolk region of an egg, specifically the part containing yolk material in an ovum or early embryo.
areal velocity
nounVery low frequency (highly specialised term)
/ˈɛə.ri.əl vɪˈlɒs.ə.ti/In physics, specifically classical mechanics, the rate at which a line from a central point (e.g., a star) to an orbiting body (e.g., a planet) sweeps out area.
areaway
nounRare
/ˈeə.rə.weɪ/A sunken space, often paved, between a building and the street or sidewalk, providing light and access to a basement.
areca
nounC2
/əˈriːkə/A type of tropical palm tree (genus Areca).
arecibo
nounVery Low
/ˌærɪˈsiːbəʊ/A proper noun referring to a city in Puerto Rico, or the Arecibo Observatory located there.
arecibo observatory
nounLow
/ˌærɪˈsiːbəʊ əbˈzɜːvətri/A large radio telescope facility located near Arecibo, Puerto Rico, known for its immense fixed spherical dish.
arecoline
nounVery Low
/əˈrɛkəliːn/A toxic alkaloid found in the areca nut, used in veterinary medicine as an anthelmintic.
areg
nounVery Low (Specialist/Term of Art)
/ˈɑːrɛɡ/A term for a periodic, wind-driven sand deposit or linear dune, typically found in desert regions.
arena
nounC1
/əˈriːnə/A large, flat, open area or stage, often circular or oval-shaped, designed for public events, performances, or competitions.
arena chapel
nounC2
/əˈriːnə ˈʧæpəl/A specific type of small, private chapel built within a wealthy family's palace or villa in medieval and Renaissance Italy, often decorated with frescoes.
arena theater
nounC1
/əˌriːnə ˈθɪətə/A theatre design where the audience surrounds the central performance area on all sides.
arena theatre
nounLow frequency (C1+)
/əˈriː.nə ˌθɪə.tə/A theatre where the audience sits on all sides of a central stage.
arenavirus
nounC2+
/əˈriːnəˌvaɪrəs/A type of enveloped RNA virus, often carried by rodents, that can cause severe haemorrhagic fevers in humans.

Showing 6541–6560 of 8734 words.