# pyridine

> English word · Noun · IPA / ˈpɪrɪˌdin/ · frequency rank #74,422

## Definitions
1. Any of a class of aromatic heterocyclic compounds containing a ring of five carbon atoms and a nitrogen atom; especially the simplest one, C₅H₅N.

## Etymology
From German Pyridin.

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