# photolithoautotroph

> English word · Noun

## Definitions
1. Any autotrophic organism that uses light energy and an inorganic electron donor and carbon dioxide as its carbon source.

## Etymology
From photo- + litho- + autotroph.

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