# phycochrome

> English word · Noun

## Definitions
1. A bluish-green pigment in certain blue-green algae.

## Etymology
From phyco- + -chrome.

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