Medical Definition of bdellovibrio
1 capitalized : a genus of motile, gram-negative bacteria that are parasitic on other gram-negative bacteria
2plural bdellovibrios or bdellovibrio : any bacterium of the genus Bdellovibrio Bdellovibrios are widespread in nature and are easily isolated from sewage, natural waters, and soil by methods like those used for bacteriophages.—Daniel Lim, Microbiology, 3rd edition, 2003
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