plural noun Rhi·zo·bi·a·ce·ae \(ˌ)rīˌzōbēˈāsēˌē\

Definition of Rhizobiaceae

  1. :  a small family of rod-shaped or irregular usually flagellated and gram-negative aerobic bacteria (order Rhizobiales) that includes saprophytes, important nitrogen-fixing symbionts of plants, and some plant pathogens — see agrobacterium, rhizobium

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Origin and Etymology of rhizobiaceae

New Latin, from Rhizobium, type genus + -aceae

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capable of being understood in two ways

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