Added 10 October 2026 paradactylum noun Categories: Obscure Words noun ! Definition from Wiktionary (CC BY-SA). More about paradactylum at Wordnik → Where our words come from → Synonym of paradactyl (“side of a toe or finger”). Origin From para- + dactyl. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: digitulepodothecaacrodactylumunguiszygodactylphalangenotopodiumzygodactylepalpstylebasipodiumthumb-toe Back to today's word