THESAURUS
adenovirus, aerobe, aerobic bacteria, amoeba, anaerobe, anaerobic bacteria, bacillus, bacteria, bacterium, bug, coccus, disease-producing microorganism, echovirus, enterovirus, filterable virus, fungus, germ, gram-negative bacteria, gram-positive bacteria, microbe, microorganism, mold, nonfilterable virus, pathogen, picornavirus, protozoa, protozoon, reovirus, rhinovirus, rickettsia, spirillum, spore, staphylococcus, streptococcus, trypanosome, vibrio, virus
