# norleucine

> English word · Noun

## Definitions
1. An isomer of leucine, not found in natural proteins, used in experimental studies of protein structure and function.

## Etymology
From nor- + leucine.

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