atropine

at·ro·pine  (tr-pn, -pn) also at·ro·pin (-pn)

n.

A poisonous, bitter, crystalline alkaloid, C₁₇H₂₃NO₃, obtained from belladonna and other related plants. It is used to dilate the pupils of the eyes and as an antispasmodic.

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[From New Latin Atropa, genus name of belladonna, from Greek Atropos, Atropos; see Atropos.]

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atropine [ˈætrəˌpiːn -pɪn], atropin [ˈætrəpɪn]

n

(Medicine / Pharmacology) a poisonous alkaloid obtained from deadly nightshade, having an inhibitory action on the autonomic nervous system. It is used medicinally in pre-anaesthetic medication, to speed a slow heart rate, and as an emergency first-aid counter to exposure to chemical warfare nerve agents. Formula: C₁₇H₂₃NO₃

[from New Latin atropa deadly nightshade, from Greek atropos unchangeable, inflexible; see Atropos]

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atropine  (tr-pn, -pn)

A poisonous, bitter, crystalline alkaloid derived from deadly nightshade and related plants. It is used as a drug to dilate the pupils of the eye and to inhibit muscle spasms. Chemical formula: C₁₇H₂₃NO₃.

Thesaurus

Noun

1.

atropine - 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 antidote, counterpoison - a remedy that stops or controls the effects of a poison antispasmodic, antispasmodic agent, spasmolytic - a drug used to relieve or prevent spasms (especially of the smooth muscles) belladonna - an alkaloidal extract or tincture of the poisonous belladonna plant that is used medicinally mydriatic, mydriatic drug - a drug that causes the pupil of the eye to dilate; used to aid eye examinations alkaloid - natural bases containing nitrogen found in plants poison, poisonous substance, toxicant - any substance that causes injury or illness or death of a living organism