bos


From The Collaborative International Dictionary of English v.0.48:

Bos \Bos\, prop. n. [L., ox, cow.] (Zool.)
   A genus of ruminant quadrupeds, including the wild and
   domestic cattle, distinguished by a stout body, hollow horns,
   and a large fold of skin hanging from the neck.
   [1913 Webster]
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