| Germicide 1. (a.) Destructive to germs; -- applied to any agent which has a destructive action upon living germs, particularly bacteria, or bacterial germs, which are considered the cause of many infectious diseases. 2. (n.) A germicide agent. Thesaurus Entries aborticide, acaricide, anthelmintic, antibiotic, antiseptic, bactericide, bug bomb, carbamate insecticide, chemosterilant, chlorinated hydrocarbon insecticide, contact poison, defoliant, disinfectant, eradicant, fratricide, fumigant, fumigator, fungicide, genocide, herbicide, homicide, infanticide, insect powder, insecticide, matricide, microbicide, miticide, organic chlorine, organic phosphate insecticide, parricide, patricide, pesticide, poison, rat poison, regicide, roach paste, roach powder, rodenticide, sororicide, stomach poison, suicide, systemic, systemic insecticide, toxic, toxicant, toxin, uxoricide, venin, venom, vermicide, virus, weed killer | ![]() |