noun
- Archaebacteria found in anaerobic environments such as animal intestinal tracts or sediments or sewage and capable of producing methane; a source of natural gas. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). methanogen. Retrieved September 21, 2026, from http://smartdefine.org/methanogen/definitions/1194383 |
| Chicago | WordNet. 2010. "methanogen" http://smartdefine.org/methanogen/definitions/1194383 (accessed September 21, 2026). |
| Harvard | WordNet 2010, methanogen, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/methanogen/definitions/1194383>. |
| MLA | WordNet. "methanogen" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/methanogen/definitions/1194383> |