# triplefin

> English word · Noun

## Definitions
1. Any of approximately 150 blennioid species of the family Tripterygiidae, found in tropical and temperate waters, whose dorsal fin is separated into three parts, two of them spinous.

## Etymology
From triple + fin.

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