bacteroides

[ bak-tuh-roi-deez ]
/ ˌbæk təˈrɔɪ diz /

noun, plural bac·te·roi·des.

any of several rod-shaped, anaerobic bacteria of the genus Bacteroides, occurring in the alimentary and genitourinary tracts of humans and other mammals, certain species of which are pathogenic.

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Origin of bacteroides

First recorded in 1920–25; from New Latin; see origin at bacteri-, -oid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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Medical definitions for bacteroides

Bacteroides
[ băk′tə-roidēz ]

n.

A genus of gram-negative, anaerobic, rod-shaped, non-spore-forming bacteria that occur in the respiratory, intestinal, and urogenital tracts of warm-blooded animals and include some pathogenic species.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.