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phosphatase

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WordReference Random House Unabridged Dictionary of American English © 2026

phos•pha•tase n. [Biochem.]

Biochemistryany of several classes of esterases of varying specificity that catalyze the hydrolysis of phosphoric esters.

phosphate + -ase 1910–15

'phosphatase' also found in these entries (note: many are not synonyms or translations):

alkaline phosphatase

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