methanogen
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me·than·o·gen
(mə-thăn′ə-jən)n.
Any of various anaerobic archaea that produce methane as a metabolic byproduct.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
meth•an•o•gen
(mɛˈθæn ə dʒən, -ˌdʒɛn)n.
any of a group of archaebacteria that occur in diverse anaerobic environments and are capable of producing methane from a limited number of chemical sources, as carbon dioxide and hydrogen.
[1975–80]
meth•an`o•gen′ic, adj.
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Noun | 1. | methanogen - archaebacteria found in anaerobic environments such as animal intestinal tracts or sediments or sewage and capable of producing methane; a source of natural gas archaebacteria, archaebacterium, archaeobacteria, archeobacteria - considered ancient life forms that evolved separately from bacteria and blue-green algae |
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