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Webster 1913 Edition


Physostigmine

Phyˊso-stig′mine

,
Noun.
(Chem.)
An alkaloid found in the Calabar bean (the seed of
Physostigma venenosum
), and extracted as a white, tasteless, substance, amorphous or crystalline; – formerly called
eserine
, with which it was regarded as identical.

Definition 2024


physostigmine

physostigmine

English

Noun

physostigmine (plural physostigmines)

  1. (chemistry) A parasympathomimetic, a reversible cholinesterase inhibitor alkaloid of the Calabar bean, used to treat certain medical conditions.