- a large, black European wild ox, Bos primigenius: extinct since 1627.
- (not used scientifically) the European bison.
Origin of aurochs
Examples from the Web for aurochs
A terrible storm melts the polar ice caps, unleashing a group of prehistoric creatures called Aurochs.The Daily Beast’s Oscar Nominees: Leonardo DiCaprio, Anne Hathaway & More
January 4, 2013
That the Aurochs is ten feet three inches from nose to tail.Delineations of the Ox Tribe
When I saw her on the horns of the aurochs, I heard a voice in my soul saying, 'Defend her!'Quo Vadis
This is the aurochs, which appears repeatedly on the carvings in the British Museum.The Cradle of Mankind
Grazing in the meadows were the aurochs, or wild ox, and the wisent, or bison.Men of the Old Stone Age
Henry Fairfield Osborn
The aurochs are still to be met with in some provinces of the north.Buffon's Natural History. Volume VIII (of 10)
Georges Louis Leclerc de Buffon
- a recently extinct member of the cattle tribe, Bos primigenius, that inhabited forests in N Africa, Europe, and SW Asia. It had long horns and is thought to be one of the ancestors of modern cattleAlso called: urus
Word Origin and History for aurochs
1766, misapplication to the European bison (Bos bison) of a word that actually refers to a species of wild ox (Bos ursus) that went extinct 17c., from German Aurochs, from Old High German urohso, from uro "aurochs" (cognate with Old English ur, Old Norse ürr), of unknown origin, + ohso "ox" (see ox). Latin urus and Greek ouros are Germanic loan-words.