rhizobium
play
noun
rhi·zo·bi·um
\rī-ˈzō-bē-əm\
Definition of rhizobium
-bia
\-bē-ə\: any of a genus (Rhizobium) of small heterotrophic soil bacteria capable of forming symbiotic nodules on the roots of leguminous plants and of there becoming bacteroids that fix atmospheric nitrogen
Origin and Etymology of rhizobium
New Latin, from rhiz- + Greek bios life — more at quick
First Known Use: 1921
Medical Dictionary
rhizobium
play
noun
rhi·zo·bi·um
\rī-ˈzō-bē-əm\
Medical Definition of rhizobium
1 capitalized : a genus (family Rhizobiaceae) of small heterotrophic soil bacteria capable of forming symbiotic nodules on the roots of leguminous plants where they fix atmospheric nitrogen
2plural rhizobia \-bē-ə\play : any bacterium of the genus Rhizobium
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