WordNet 3.0 Copyright © 2006 by Princeton University.
- 1. atropine, alkaloid, antispasmodic, spasmolytic, antispasmodic agent, poison, toxicant, poisonous substance, mydriatic, mydriatic drug, antidote, counterpoison
- usage: a poisonous crystalline alkaloid extracted from the nightshade family; used as an antispasmodic and to dilate the eye pupil; also administered in large amounts as an antidote for organophosphate nerve agents or organophosphate insecticides
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See also: atropine (Dictionary)