Definition of Phosphorus 1. A multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms Noun 2. A planet (usually Venus) seen just before sunrise in the eastern sky Noun Synonyms for word "phosphorus" Semanticaly linked words with "phosphorus" Hyponims for word "phosphorus" Lexical Analysis for "phosphorus" phosphoric containing or characteristic of phosphorus phosphorous containing or characteristic of phosphorus etymology nonphosphorus etymology phosphorous etymology radiophosphorus etymology fosforus etymology فوسفوروس etymologically related phosphate etymologically related phosphatization etymologically related phosphatized etymologically related phosphatizing etymologically related phosphide etymologically related phosphine etymologically related phosphite etymologically related phosphor etymologically related phosphoreal etymologically related phosphoresce etymologically related phosphorescence etymologically related phosphorescent etymologically related phosphoretic etymologically related phosphorial etymologically related phosphorous etymological origin of phosphorus [Latin] is derived from Baldwin's phosphorus is derived from Bolognian phosphorus is derived from Bononian phosphorus is derived from Canton's phosphorus is derived from Hittorf's phosphorus is derived from Homberg's phosphorus is derived from Montalbano's phosphorus is derived from black phosphorus is derived from diphosphorus is derived from foss is derived from fossy is derived from mercurial phosphorus is derived from phos is derived from phosph- is derived from phosphane is derived from phospho- is derived from phosphonium is derived from phosphorate is derived from phosphorent is derived from phosphoreous is derived from phosphoresce is derived from phosphoriferous is derived from phosphorite is derived from phosphoro- is derived from phosphorolysis is derived from phosphorus bottle is derived from phosphorus cachexia is derived from phosphorus chloride is derived from phosphorus liver is derived from phosphorus match is derived from phosphorus necrosis is derived from phosphorus oxybromide is derived from phosphorus oxychloride is derived from phosphorus paste is derived from phosphorus pentabromide is derived from phosphorus pentachloride is derived from phosphorus pentafluoride is derived from phosphorus pentasulfide is derived from phosphorus pentasulphide is derived from phosphorus pentoxide is derived from phosphorus poisoning is derived from phosphorus sesquisulfide is derived from phosphorus sesquisulphide is derived from phosphorus tribromide is derived from phosphorus trichloride is derived from phosphorus trifluoride is derived from phosphorus trihydride is derived from phosphorus triiodide is derived from phosphorus-31 is derived from phosphoryl is derived from phoss is derived from phossy is derived from phossy jaw is derived from red phosphorus is derived from violet phosphorus is derived from white phosphorus is derived from yellow phosphorus