# kainic acid

> English word · Noun

## Definitions
1. A heterocyclic dicarboxylic acid isolated from certain red algae; used as an anthelmintic in Japan.

## Etymology
Borrowed from Japanese 海人草 (kainin-sou).

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