phosphatase phosphammonium • phosphate · · · Info · Definitions · Characters · · phosphatase · · Text Latin · · Script 11 · · Length 3 · · Syllables Definitions · · · (noun) any of a group of enzymes that act as a catalyst in the hydrolysis of organic phosphates. · · Noun Definition 1 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 s latin small letter s U+0073 t latin small letter t U+0074