# glutamine

> English word · Noun · IPA /ˈɡlutəmin/ · frequency rank #52,965

## Definitions
1. A nonessential amino acid C₅H₁₀N₂O₃ found in most animal and plant proteins.

## Etymology
From gluta- + -amine.

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