archaebacterium

ar·chae·bac·te·ri·um

A0403750 (är′kē-băk-tîr′ē-əm)n. pl. ar·chae·bac·te·ri·a See archaeon.

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[archae(o)- + bacterium.]

ar·chae·bac·te·ri·um

(är′kē-băk-tîr′ē-əm) See archaeon.

Thesaurus

Noun

1.

archaebacterium - considered ancient life forms that evolved separately from bacteria and blue-green algaearchaebacteria, archaeobacteria, archeobacteriamoneran, moneron - organisms that typically reproduce by asexual budding or fission and whose nutritional mode is absorption or photosynthesis or chemosynthesisdivision Archaebacteria - in some classifications considered a kingdommethanogen - archaebacteria found in anaerobic environments such as animal intestinal tracts or sediments or sewage and capable of producing methane; a source of natural gashalophil, halophile - archaebacteria requiring a salt-rich environment for growth and survivalthermoacidophile - archaebacteria that thrive in strongly acidic environments at high temperatures