genus rhea is a noun meaning "type genus of the Rheidae; large tall flightless South American birds similar to but smaller than ostriches". It carries one recorded sense.
type genus of the Rheidae; large tall flightless South American birds similar to but smaller than ostriches
Definitions, synonyms and semantic relations for genus rhea come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.