Word Origin & History
bisonc.1600, from Fr. bison, from L. bison "wild ox," borrowed from P.Gmc. *wisand- "aurochs" (cf. O.N. visundr, O.H.G. wisunt "bison," O.E./M.E. wesend, which is not attested after c.1400). Possibly ultimately of Baltic or Slavic origin, and meaning "the stinking animal," in reference to its scent while
rutting (see
weasel). A European wild ox formerly widespread on the continent, including the British Isles, now surviving on forest reserves in Lithuania. Applied 1690s to the N.Amer. species commonly mis-called a
buffalo.