5 entries under bacterium topic. ×

22
virus(noun, illness, sickness, bug, plague)
18
microbe(noun, illness, sickness, bug, plague)
15
germ(noun, illness, unit, sickness, bug)
13
bacillus(noun, illness, sickness, germ)
9
pathogen(noun, germ)
11 years ago|2.4k views|share |citing 
APASmart Define. (2015). microorganism thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/microorganism/thesaurus/synonyms
ChicagoSmart Define. 2015. "microorganism thesaurus" https://smartdefine.org/microorganism/thesaurus/synonyms (accessed September 27, 2026).
HarvardSmart Define 2015, microorganism thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/microorganism/thesaurus/synonyms>.
MLASmart Define. "microorganism thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/microorganism/thesaurus/synonyms>