Longman Dictionary of Contemporary English homepage

Topic: HOSPITAL

Date: 1800-1900
Origin: anti- + biotic 'of life' (19-21 centuries) (from Latin bioticus, from Greek, from bios 'life')

antibiotic

noun
     
an‧ti‧bi‧ot‧ic [countable usually plural]
MH a drug that is used to kill bacteria and cure infections
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