PROTEINASE Scrabble 12 Words With Friends 14 Definition noun any enzyme that catalyzes the splitting of proteins into smaller peptide fractions and amino acids by a process known as proteolysis. — synonyms: protease, peptidase, proteolytic_enzyme See all 1091 words you can make from PROTEINASE → 10-letter words Words starting with P Words ending with E ← Unscramble different letters