plural noun

in some classifications
: an order of bacteria of various shapes usually containing either sulfur granules or bacteriopurpurin or both, usually thriving best in the presence of hydrogen sulfide, and comprising the families Achromatiaceae, Beggiatoaceae, and Rhodobacteriaceae

Word History


New Latin, from Thiobacterium + -ales

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Dictionary Entries Near Thiobacteriales

Cite this Entry

“Thiobacteriales.” Dictionary, Merriam-Webster, Accessed 15 Jul. 2024.

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