noun
- Microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered to be plants. (.
- synonyms: bacteria
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). bacterium. Retrieved September 20, 2026, from http://smartdefine.org/bacterium/definitions/1258918 |
| Chicago | WordNet. 2010. "bacterium" http://smartdefine.org/bacterium/definitions/1258918 (accessed September 20, 2026). |
| Harvard | WordNet 2010, bacterium, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/bacterium/definitions/1258918>. |
| MLA | WordNet. "bacterium" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/bacterium/definitions/1258918> |