# fucoxanthin

> English word · Noun

## Definitions
1. A carotenoid pigment found in the chloroplasts of brown algae.

## Etymology
From Latin fūcus (from Ancient Greek φῦκος (phûkos, “seaweed”)) + ξανθός (xanthós, “yellow”) + -in.

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