PHOSPHATASE Scrabble 21 Words With Friends 21 Scrabble letter values: P3H4O1S1P3H4A1T1A1S1E1 = 21 Definition noun any of a group of enzymes that act as a catalyst in the hydrolysis of organic phosphates. See all 339 words you can make from PHOSPHATASE → 11-letter words Words starting with P Words ending with E ← Unscramble different letters