# carnitine

> English word · Noun · IPA /ˈkɑː.nɪt.iːn/ · frequency rank #71,379

## Definitions
1. A betaine, 3-hydroxy-4-trimethylammonio-butanoate, that is found in the liver and has a function in fatty acid transport.

## Etymology
From Latin caro/carnis (“flesh, meat”) + t + -ine, for it was first described in meat extracts in 1905.

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