菌 - germ, fungus, bacteria

disinfection; sterile filtration

antibacterial; antimicrobial

coccus

bacterium; bacteria; germ

sterilised; sterilized; sterile; pasteurised; pasteurized; germ-free; aseptic

Escherichia coli (E. coli)

fungus

sterilization; sterilisation; disinfection; pasteurization

germ; germs; bacteria; bug

biological warfare; bacteriological warfare; germ warfare

actinomycete; actinomycetes; ray fungus

plague bacillus (Yersinia pestis)