# sesquiterpene

> English word · Noun

## Definitions
1. Any terpene formed from three isoprene units, and having fifteen carbon atoms; includes several plant pigments such as the flavones.

## Etymology
From sesqui- (“one and a half”) + terpene; by comparison with a monoterpene, which has two isoprene units.

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