The Collaborative International Dictionary
Rheinberry
Rheinberry \Rhein"ber*ry\, n. [G. rheinbeere.] (Bot.) One of the berries or drupes of the European buckthorn; also, the buckthorn itself.
Wiktionary
rheinberry
n. 1 One of the berry or drupes of the European buckthorn. 2 The European buckthorn.