tetracycline

== English == === Etymology === From tetracyclic + -ine. === Pronunciation === IPA(key): /ˌtɛ.tɹəˈsaɪ.kliːn/ === Noun === tetracycline (countable and uncountable, plural tetracyclines, abbreviation tet) (pharmacology, uncountable) A yellow crystalline broad-spectrum antibiotic C22H24N2O8 produced by streptomyces or synthetically. (pharmacology, countable) Any of a large group of antibiotics with the same general structure derived from tetracene with many hydroxyl and other groups. ==== Derived terms ==== ==== Translations ==== === References === “tetracycline”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022. “tetracycline”, in Merriam-Webster.com Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.