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English Words Starting With A

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

antifouling
adjectivenounC2
/ˌæntiˈfaʊlɪŋ/Designed to prevent the accumulation of organisms (like barnacles, algae) on underwater surfaces, especially of ships.
antifouling paint
nounC2 (Very low frequency, specialized technical term)
/ˌæntiˈfaʊlɪŋ peɪnt/A specialized paint applied to underwater surfaces of ships and boats to prevent or slow the growth and adhesion of marine organisms like barnacles, algae, and molluscs.
antifreeze
nounC1
/ˈæntiˌfriːz/A liquid substance, typically based on ethylene glycol or propylene glycol, added to the water in a vehicle's cooling system to lower its freezing point and prevent the engine from freezing in cold weather.
antifriction
adjectivenounC2
/ˌæn.tiˈfrɪk.ʃən/A substance, device, or quality that reduces or counteracts friction.
antifriction alloy
nounVery Low
/ˌæntiˈfrɪkʃən ˈælɔɪ/A metal mixture designed to reduce friction and wear between moving surfaces.
antifriction metal
nounC2 - Extremely rare / Highly technical
/ˌæntiˈfrɪkʃən ˈmɛtəl/A type of alloy, often containing tin, lead, copper, and antimony, used to line bearings to reduce friction and wear.
antigalaxy
nounVery Low
/ˌæntiˈɡæləksi/A hypothetical region of space containing a concentration of antimatter, analogous to a galaxy but composed of antimatter particles.
antigen
nounC1/C2 (Low-frequency, specialist term)
/ˈæntɪdʒən/A substance (usually a protein) that causes the body to produce an immune response and produce antibodies against it.
antigenic determinant
nounC2
/ˌæn.tɪˌdʒen.ɪk dɪˈtɜː.mɪ.nənt/The specific part of an antigen molecule that is recognized and bound by an antibody or a T-cell receptor.
antigestational drug
nounLow (Specialized Medical/Legal Terminology)
/ˌæn.ti.dʒeˈsteɪ.ʃən.əl drʌɡ/A pharmacological agent specifically designed to prevent or terminate pregnancy.
antiglobulin
nounC2
/ˌæntiˈɡlɒbjʊlɪn/An antibody that reacts with and binds to human or animal globulin, especially used to detect the presence of other antibodies or antigens in blood.
antigone
nounLow
/ænˈtɪɡəni/The name of the tragic heroine in Sophocles' ancient Greek play, who defies the king to bury her brother.
antigonus i
nounC2
/ænˈtɪɡənəs ðə ˈfɜːst/The historical figure Antigonus I Monophthalmus ("the One-Eyed"), a Macedonian general and successor (diadoch) of Alexander the Great, who founded the Antigonid dynasty.
antigonus ii
nounVery Low (Specialist/Historical)
/ænˈtɪɡənəs ðə ˈsekənd/A proper noun referring to Antigonus II Gonatas, a Hellenistic king of Macedon (c. 319–239 BC) and a key figure in the Wars of the Diadochi following the death of Alexander the Great.
antigorite
nounVery Rare / Technical
/ænˈtɪɡ.ə.raɪt/A mineral that is the most common form of serpentine, typically green in colour and often occurring in fibrous masses.
antigravity
adjectivenounLow
/ˌantɪˈɡravɪti/A hypothetical force or technology that opposes or nullifies the effects of gravity.
antigua
nounLow (when referring to the adjective in English). Medium-High (as a proper noun for the Caribbean island).
/ænˈtiː.ɡə/The feminine singular form of the Spanish adjective 'antiguo', meaning 'ancient' or 'old'. Also, the proper noun for a city, island, or country (Antigua).
antigua and barbuda
nounLow
/ænˌtiːɡə ænd bɑːrˈbuːdə/A sovereign island country in the Caribbean, consisting of the two main islands Antigua and Barbuda.
antihalation
adjectivenounVery low / Technical
/ˌæntihəˈleɪʃ(ə)n/Preventing or reducing halation, which is the spreading or blurring of light around bright areas in a photographic image.
antihelium
nounVery low
/ˌæntiˈhiːliəm/The antimatter counterpart of helium, consisting of antiprotons and antineutrons in the nucleus and positrons orbiting it.

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