adjective of or relating to a river delta. deltoid(def 3).
deltoidal 🔊 Listen to this adjective of or relating to a river delta. deltoid(def 3). Hexecontaedro deltoidal – Wikipedia, la enciclopedia libre File:Hexecontaedro deltoidal flat.jpg – Wikimedia Commons Icositetraedro deltoidal – Wikipedia, la enciclopedia libre Deltoidal Icositetrahedron — from Wolfram MathWorld Share Facebook Twitter Google +