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penicillinase

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noun pen·i·cil·lin·ase \ˌpe-nə-ˈsi-lə-ˌnās, -ˌnāz\

Definition of penicillinase

  1. :  beta-lactamase; specifically :  a beta-lactamase that hydrolyzes and inactivates penicillin

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First Known Use of penicillinase

1940

Medical Dictionary

penicillinase

play
noun pen·i·cil·lin·ase \-ˈsil-ə-ˌnās, -ˌnāz\

Medical Definition of penicillinase

  1. :  beta-lactamase; specifically :  a beta-lactamase that hydrolyzes and inactivates penicillin

Learn More about penicillinase

  1. Britannica.com: Encyclopedia article about penicillinase

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