See Also: rhizobium(medicine)
rhizobium(dictionary)
rhizobium leguminosarum(medicine)
rhizobium meliloti(medicine)

rhizobium (iou)



rhizobium noun. . E20.
[mod. Latin Rhizobium (see below), from RHIZO- + Greek bios life + -IUM.]
An aerobic nitrogen-fixing bacterium of the genus Rhizobium, found in soil and esp. as a symbiont, in root nodules of leguminous plants.
rhizobial adjective M20.
rhizobially adverb L20.