rhizobium
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.rhi·zo·bi·um
noun \rī-ˈzō-bē-əm\ plural -bia \-bē-ə\
Definition of RHIZOBIUM
: 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
— rhi·zo·bi·al \-bē-əl\ adjective
Origin of RHIZOBIUM
New Latin, from rhiz- + Greek bios life — more at quick
First Known Use: 1921
rhi·zo·bi·um
noun \rī-ˈzō-bē-əm\ (Medical Dictionary)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
2
plural ; -bia \-bē-ə\ (audio pronunciation) : any bacterium of the genus Rhizobium
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