# rotenone

> English word · Noun

## Definitions
1. A toxic crystalline substance obtained from the roots of derris and related plants, widely used as an insecticide.

## Etymology
From Japanese ローテン (rōten) + -one (“ketone”), from Hokkien 蘆藤 /芦藤 (lôo-tîn, “Derris elliptica”).

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