rhi·zo·bi·um (r -z  b - m)n. pl. rhi·zo·bi·a (-b -) Any of various nitrogen-fixing bacteria of the genus Rhizobium that form nodules on the roots of leguminous plants, such as clover and beans. [New Latin Rhizobium, genus name : rhizo- + Greek bios, life; see gwei- in Indo-European roots.] |
rhizobium [raɪˈzəʊbɪəm]
n pl -bia [-bɪə]
(Life Sciences & Allied Applications / Animals) any rod-shaped bacterium of the genus Rhizobium, typically occurring in the root nodules of leguminous plants and able to fix atmospheric nitrogen See also nitrogen fixation
[from rhizo- + Greek bios life]
ThesaurusLegend: Synonyms Related Words Antonyms
| Noun | 1. | Rhizobium - the type genus of Rhizobiaceae; usually occur in the root nodules of legumes; can fix atmospheric oxygen bacteria genus - a genus of bacteria family Rhizobiaceae, Rhizobiaceae - a small family of rod-shaped bacteria |
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