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Meaning of methicillin

meth•i•cil•lin

Pronunciation: (meth"u-sil'in), [key]
— n. Pharm.
  1. a semisynthetic penicillin antibiotic, CHNNaOS, used principally in the treatment of severe, penicillin-resistant staphylococci infections.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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