PENICILLINASES
Scrabble letter values: P3E1N1I1C3I1L1L1I1N1A1S1E1S1 = 18
Definition
PENICILLINASES is the plural of PENICILLINASE.
noun PENICILLINASE: enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic.
Synonyms of PENICILLINASE: beta-lactamase