a combining form representing phosphorus, in compound words:
phosphoro- or phosphor-
phosphorolysis phos·pho·rol·y·sis (fŏs’fə-rŏl’ĭ-sĭs) n. The splitting of a bond by the addition of phosphoric acid to a compound, analogous to hydrolysis.
[fos-fawr-uh-skohp, -for-] /fɒsˈfɔr əˌskoʊp, -ˈfɒr-/ noun 1. an instrument for measuring the duration of evanescent phosphorescence in different substances. /fɒsˈfɒrəˌskəʊp/ noun 1. an instrument for measuring the duration of phosphorescence after the source of radiation causing it has been removed
[fos-fer-uh s, fos-fawr-uh s, -fohr-] /ˈfɒs fər əs, fɒsˈfɔr əs, -ˈfoʊr-/ adjective, Chemistry. 1. containing trivalent . /ˈfɒsfərəs/ adjective 1. of or containing phosphorus in the trivalent state adj. 1777, “phosphorescent,” from phosphorus + -ous. The chemical sense (1794) is immediately from French phosphoreux. phosphorous phos·pho·rous (fŏs’fər-əs, fŏs-fôr’əs) adj. Of, relating to, or containing phosphorus, […]
noun, Chemistry. 1. a colorless, crystalline, water-soluble acid of phosphorus, H 3 PO 3 , from which phosphites are derived. noun 1. Also called orthophosphorous acid. a white or yellowish hygroscopic crystalline dibasic acid. Formula: H3PO3 Systematic name phosphoric acid 2. any oxyacid of phosphorus containing less oxygen than the corresponding phosphoric acid phosphorous acid […]