# autotroph

> English word · Noun · IPA /ˈɔːtə(ʊ)tɹəʊf/

## Definitions
1. Any organism that can synthesize its food from inorganic substances, using heat or light as a source of energy.

## Etymology
From auto- (from Ancient Greek αὐτο- (auto-, “self-”)) + -troph (from Ancient Greek τροφή (trophḗ, “nourishment”)).

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