1. (adj)disinfectant, germicide, antimicrobic, antimicrobial an agent (as heat or radiation or a chemical) that destroys microorganisms that might carry disease Synonyms: antimicrobial, germicide, antimicrobic, disinfectant Antonyms: septic, infected
2. (adj)bactericidal, disinfectant, germicidal preventing infection by inhibiting the growth or action of microorganisms Synonyms: bactericidal, germicidal, disinfectant Antonyms: infected, septic