1
: microscopic flora
2
: a small or strictly localized flora (as of a microenvironment)

Examples of microflora in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The pure thermal spring water contains postbiotic microflora, which can calm the skin and reduce redness. Catherine Garcia, TheWeek, 21 July 2026 Introducing these synthetic materials to your garden can significantly disrupt natural cycles, potentially harming the microflora in the soil. Emily Hayes, Martha Stewart, 7 Mar. 2026 This 3-in-1 formula nourishes good gut bacteria, supports healthy gut microflora, relieves occasional constipation and abdominal discomfort and supports immune function through the gut. Adam Mills, MSNBC Newsweek, 26 Nov. 2025 The fragrance also features Givaudan’s My Z-Biome technology, designed to protect the skin’s natural microflora. Ryma Chikhoune, Footwear News, 30 Oct. 2025 See All Example Sentences for microflora

Word History

Etymology

New Latin

First Known Use

1904, in the meaning defined at sense 1

Time Traveler
The first known use of microflora was in 1904

Browse Nearby Words

Cite this Entry

“Microflora.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microflora. Accessed 27 Jul. 2026.

Medical Definition

1
: a small or strictly localized flora (as of a microenvironment)
intestinal microflora
2
: microscopic flora compare macroflora
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