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phosphoric acid
phosphorism
phosphorite
phosphorolysis
phosphorous
phosphorous acid
phosphorus
phosphorus pentoxide
phosphoryl
phosphorylase
phosphorylate
phot
phot-
photic
photo
photo-
photo CD
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phosphoryl

phos·pho·ryl [ fósfəril ] (plural phos·pho·ryls)


noun 
Definition:
 
trivalent chemical group: a chemical group, usually with a valence of three, consisting of one phosphorus atom and one oxygen atom

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