Definitions for oryxˈɔr ɪks, ˈoʊr-
Random House Webster's College Dictionary
o•ryxˈɔr ɪks, ˈoʊr-(n.)(pl.)o•ryx•es; o•ryx.
any of several large African antelopes of the genus Oryx, with black markings and long, nearly straight horns.
Ref: gemsbok .
Origin of oryx:
1350–1400; ME < L < Gk óryx pickax, oryx
large African antelope with long straight nearly upright horns
Any of several antelopes, of genus Oryx, native to Africa, the males and females of which have long, straight horns.