# physostigmine

> English word · Noun · IPA /ˌfʌɪ.səʊˈstɪɡ.miːn/

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

## Etymology
From translingual Physostigma venenosum (“the Calabar bean”) + -ine.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/physostigmine