RIFT VALLEY(noun) Did you mean: Synonyms Rhymes Also try: riftvalleysDefinitions There is 1 meaning of the phrase Rift Valley. Rift Valley - as a noun A valley with steep sides; formed by a rift in the earth's crust Word Variations & RelationsAnagrams Starts R Starts RI Starts RIF Starts RIFT Ends Y Ends EY Ends LEY Ends LLEY Starts R & ends Y Starts RI & ends Y Starts R & ends EY Words containing RIFTVALLEY A-Z Proximitiesriflings 12riflip 11riflips 12rifs 7rift 7 Rift Valley rifte 8rifted 10riftier 10riftiest 11rifting 11