AUROCHS

[ 'ɔ:rɒks , 'aʊ- ]

■ noun ( plural same) a large extinct wild ox that was the ancestor of domestic cattle. [ Bos primigenius .]

Origin

C18: from Ger., var. of Auerochs , from Old High Ger. ūrohso , from ūr + ohso 'ox'.