[ mahy-kroh-bahy-oh-tuh ]

noun(used with a singular or plural verb)Microbiology.
  1. the microorganisms, both flora and fauna, that inhabit a particular region, when considered collectively.

  2. the microorganisms that live in the human body, symbiotically or pathologically. : See also microbiome.

Compare Meanings

Click for a side-by-side comparison of meanings. Use the word comparison feature to learn the differences between similar and commonly confused words.

Origin of microbiota

First recorded in 1925–30; micro- + biota

Words Nearby microbiota

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use microbiota in a sentence