noun
: a light-yellow hygroscopic crystalline compound P 2 S 5 or P 4 S 10 used chiefly in making organic sulfur compounds, flotation reagents, and additives for lubricating oils; di-phosphorus pentasulfide
noun
: a light-yellow hygroscopic crystalline compound P 2 S 5 or P 4 S 10 used chiefly in making organic sulfur compounds, flotation reagents, and additives for lubricating oils; di-phosphorus pentasulfide
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012