pentoxideDict.lkDict.lk - Sinhala to English DictionaryMeaning pentoxide Tweet Sinhala Dictionary definitions for pentoxidepentoxide 🔊pentoxide : පෙන්ටොක්සයිඩ්pentoxide definitionNoun. An oxide containing five atoms of oxygen in each molecule; as, phosphorus pentoxide, P2O5.Lern More AboutWiki Definition: pentoxideGoogle Search result: GoogleWiki Article: Wikipedia Tweet