Added 10 October 2026 diamidine noun Categories: Obscure Words noun ! Definition from Wiktionary (CC BY-SA). More about diamidine at Wordnik → Where our words come from → Any organic compound having two amidine groups, such as pentamidine Related Words: diamidediaminediamidinoimidamideformamidinediamidamidoaminediaminopyridinedienaminediaminodiamiditediaminopyrimidine Back to today's word