# barrelene

> English word · Noun

## Definitions
1. The bicyclic organic compound bicyclo[2.2.2]octa-2,5,7-triene

## Etymology
From barrel + -ene, from the resemblance to a barrel, with the staves being three ethylene units attached to two methine groups.

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