Aurochs
WordNet
noun
(1) Large recently extinct long-horned European wild ox; considered one of the ancestors of domestic cattle
(2) European bison having a smaller and higher head than the North American bison
WiktionaryText
Etymology
From , an early variant of < < +
Noun
- An extinct European mammal, Bos primigenius, the ancestor of domestic cattle.
- The European bison (Bison bonasus, or Europæus).