antibiotic
— Noun
– English
～ a chemical substance derivable from a mold or bacterium that can kill microorganisms and cure bacterial infections; "when antibiotics were first discovered they were called wonder drugs"
antiblack
— Adjective
– English
～ discriminatory especially on the basis of race or religion
antibody
— Noun
– English
～ any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response
antic
— Adjective
– English
～ ludicrously odd; "Hamlet's assumed antic disposition"; "fantastic Halloween costumes"; "a grotesque reflection in the mirror"
antic
— Noun
– English
～ a ludicrous or grotesque act done for fun and amusement
anticancer
— Adjective
– English
～ used in the treatment of cancer; "anticancer drug"; "an antineoplastic effect"
anticatalyst
— Noun
– English
～ (chemistry) a substance that retards a chemical reaction or diminishes the activity of a catalyst
anticholinergic
— Adjective
– English
～ inhibiting or blocking the action of acetylcholine at a receptor site; "anticholinergic drugs"
anticholinergic
— Noun
– English
～ a substance that opposes or blocks the action of acetylcholine
anticholinesterase
— Noun
– English
～ a medicine that inhibits cholinesterase by combining with it and so has a cholinergic effect
antichrist
— Noun
– English
～ (Christianity) the adversary of Christ (or Christianity) mentioned in the New Testament; the Antichrist will rule the world until overthrown by the Second Coming of Christ
anticipant
— Adjective
– English
～ marked by eager anticipation; "an expectant hush"