# picrylhydrazyl

> English word · Noun

## Definitions
1. A free radical derived from picrylhydrazine; any derivative of this compound

## Etymology
From picrylhydrazine + -yl.

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