76 entries under noun topic. ×
| virus(disease, bug, toxin, venom) | |
| germ(bug, toxin, venom, microorganism) | |
| bacterium(disease, bug, mold, leaven) | |
| bug | |
| microbe(littleness, microorganism) | |
| bacillus(germ, microorganism) | |
| germs | |
| microbes | |
| microorganism | |
| animalcule(littleness, microorganism) | |
| bacilli | |
| microorganisms | |
| protozoa(microorganism, microorganisms) | |
| amoeba | |
| dyad | |
| microspore | |
| paramecium | |
| zoospore | |
| microphyte | |
| parasite |
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| APA | Smart Define. (2016). bacteria thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/bacteria/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "bacteria thesaurus" https://smartdefine.org/bacteria/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, bacteria thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/bacteria/thesaurus/synonyms>. |
| MLA | Smart Define. "bacteria thesaurus" 8 March 2016. Web. 26 September 2026. <https://smartdefine.org/bacteria/thesaurus/synonyms> |