Added 9 October 2026 azo symbol Categories: Describing WordsRare Words symbol ! Definition from Wiktionary (CC BY-SA). More about azo at Wordnik → Where our words come from → ISO 639-3 language code for Awing. adjective azote, nitrogen Applied loosely to compounds having nitrogen variously combined, as in cyanides, nitrates, etc. Now especially applied to compounds containing a two atom nitrogen group (-N=N-) uniting two hydrocarbon radicals, as in azobenzene etc. Related Words: benzolleadtriggerscoperisecreateopenresultcauseazotedmonoazodisazo Back to today's word