metacycline

== English == === Alternative forms === methacycline === Etymology === Blend of methylidene +‎ oxytetracycline. === Pronunciation === (General American) IPA(key): /ˌmɛt.əˈsaɪˌklin/ === Noun === metacycline (uncountable) (pharmacology) A semisynthetic tetracycline antibiotic C22H22N2O8 with longer duration of action than most other tetracyclines used in the treatment of gonorrhea especially in penicillin-sensitive subjects and as a precursor in the industrial synthesis of doxycycline. ==== Derived terms ==== === References === “metacycline”, in Merriam-Webster.com Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.