# tricyclo

> English word · Adjective

## Definitions
1. Describing a molecular structure having three rings (either fused, or having a common bridgehead atom)

## Etymology
From tri- + cyclo-.

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