Also found in: Thesaurus, Encyclopedia, Wikipedia.
Switch to new thesaurus
|Noun||1.||Rhizobiaceae - a small family of rod-shaped bacteria|
bacteria family - a family of bacteria
genus Rhizobium, Rhizobium - the type genus of Rhizobiaceae; usually occur in the root nodules of legumes; can fix atmospheric oxygen
Agrobacterium, genus Agrobacterium - small motile bacterial rods that can reduce nitrates and cause galls on plant stems