# tracheole

> English word · Noun · IPA /ˈtɹeɪkiəʊl/

## Definitions
1. One of the fine branching tubes of the trachea of an insect, which penetrates the tissues to provide oxygen.

## Etymology
From trachea + -ole.

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