[ mahy-kroh-bahy-oh-tuh ]
/ ˌmaɪ kroʊ baɪˈoʊ tə /

noun (used with a singular or plural verb)Microbiology.

the microorganisms, both flora and fauna, that inhabit a particular region, when considered collectively.
the microorganisms that live in the human body, symbiotically or pathologically. See also microbiome.

Origin of microbiota

First recorded in 1925–30; micro- + biota
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for microbiota

Medical definitions for microbiota

[ mī′krō-bī-ōtə ]


The microorganisms that typically inhabit a bodily organ or part; flora.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.