orthophosphate orthophoric • orthophosphoric · · · Info · Definitions · Synonyms · Characters · · orthophosphate · · Text Latin · · Script 14 · · Length 4 · · Syllables Definitions · · · (noun) a salt of phosphoric acid. Synonyms: phosphate, inorganic phosphate. · · Noun Definition 1 Synonyms · · · phosphate · · Synonym 1 inorganic phosphate · · Synonym 2 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 h latin small letter h U+0068 o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074