# norvaline

> English word · Noun

## Definitions
1. An amino acid 2-amino-butanoic acid that is not found in protein

## Etymology
From nor- + valine.

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