One of the mysteries of the English language finally explained.
A semi-synthetic antibiotic, C₁₅H₂₃N₃O₃S, related to penicillin, which is administered intravenously or intramuscularly, especially in the treatment of infection by Gram-negative enteric bacteria.
1970s; earliest use found in Chemotherapy. From me- + -cillin + am- (in amino-).
In this article we explore how to impress employers with a spot-on CV.