penicillinase vs beta-lactamase

penicillinase and beta-lactamase both are nouns.

Word	Noun	Adjective	Verb	Adverb
penicillinase	Yes	No	No	No
beta-lactamase	Yes	No	No	No

As nouns, penicillinase and beta-lactamase are synonyms defined as:

penicillinase and beta-lactamase: enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic

penicillinase (noun)	beta-lactamase (noun)
enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic	enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic