propidene التعريفات والمعاني == English == === Etymology === Blend of propyl + ethylidene. === Noun === propidene (uncountable) propylidene === Anagrams === dronepipe شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة providence propine provident propileno propylene glycol providentia propines providencial Providence