noun Etymology: International Scientific Vocabulary tetracyclic having four fused hydrocarbon rings + 2-ine Date: 1952 a yellow crystalline broad-spectrum antibiotic C 22 H 24 N 2 O 8 produced by streptomyces or synthetically
TETRACYCLINE
Meaning of TETRACYCLINE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012