halobacterium

noun
hal·​o·​bacterium | \ -lə- \

Definition of halobacterium

1 capitalized : a genus of halophilic rod or disk-shaped gram-negative aerobic primitive bacteria (family Halobacteriaceae) that live in strongly saline pools in red to orange colonies and that at low oxygen levels synthesize the purple-pigmented protein bacteriorhodopsin
2 : a bacterium of the genus Halobacterium

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History and Etymology for halobacterium

New Latin, from hal- + bacterium

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Cite this Entry

“Halobacterium.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/halobacterium. Accessed 12 December 2019.

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