antibiotic
Word family adjectiveantibioticnounantibiosis
an·ti·bi·ot·ic /ˌæntɪbaɪˈɒtɪk◂ $ -ˈɑː-/ ●○○ noun [countableC usually plural] Origin antibiotic (1800-1900) anti- + biotic “of life” ((19-21 centuries)) (from Latin bioticus, from Greek, from bios “life”)