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Webster 1913 Edition

Eserine

Es′er-ine

(?; 104)
,
Noun.
[From native name of the Calabar bean: cf. F.
ésérine
.]
(Chem.)
An alkaloid found in the Calabar bean, and the seed of
Physostigma venenosum
; physostigmine. It is used in ophthalmic surgery for its effect in contracting the pupil.

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