English

Definition of methicillin noun from the Oxford Advanced Learner's Dictionary

 

methicillin

 noun
noun
BrE BrE//ˌmeθɪˈsɪlɪn//
 
; NAmE NAmE//ˌmeθɪˈsɪlɪn//
 
[uncountable]
 
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a drug that can be used against infections where penicillin is not effective Word Origin 1960s: from meth(yl) and (pen)icillin.
See the Oxford Advanced American Dictionary entry: methicillin