# nitrosocysteine

> English word · Noun

## Definitions
1. A nitroso derivative of cysteine, derived from the endothelium that acts as a vasorelaxant

## Etymology
From nitroso + cysteine.

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