oxacillin

English

Chemical structure of oxacillin

Etymology

From (is)oxa(zole) +‎ -cillin (“6-aminopenicillanic acid derivative”).

Pronunciation

(Received Pronunciation) IPA^(key): /ˌɒk.səˈsɪl.ɪn/
(General American) IPA^(key): /ˌɑk.səˈsɪl.ɪn/
Rhymes: -ɪlɪn

Noun

oxacillin (countable and uncountable, plural oxacillins)

(pharmacology) A narrow-spectrum beta-lactam antibiotic made by chemical modification of penicillin and administered in the form of its hydrated sodium salt C₁₉H₁₈N₃NaO₅S·H₂O to treat infections caused by penicillin-resistant staphylococci.

Derived terms

References

“oxacillin”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
“oxacillin”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.

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