# bacteriorhodopsin

> English word · Noun

## Definitions
1. Any of several related purple photosynthetic proteins, found in halobacteria, that act as proton pumps

## Etymology
From bacterio- + rhodopsin.

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