'prairie biome' definitions:

Definition of 'prairie biome'

From: GCIDE

Biome \Bi"ome\ (b[imac]"[=o]m), n. [Gr. bi`os life.]
1. (Ecology) a specific type of complex ecological community characterized by specific environmental conditions and a distinctive group of plants and animals, maintained in a relatively stable equilibrium, such as a {rain forest biome} or prairie biome. [PJC]
2. a particular region which is a biome[1]. [PJC]