Source : Webster's Revised Unabridged Dictionary (1913)

Chevrotain \Chev`ro*tain"\, n. [F. chevrotin, OF. chevrot little
   goat, roe, dim. of chevre goat. See {Chevron}.] (Zo["o]l.)
   A small ruminant of the family {Tragulid[ae]} a allied to the
   musk deer. It inhabits Africa and the East Indies. See
   {Kanchil}.

Source : WordNet®

chevrotain
     n : very small hornless deer-like ruminant of tropical Asia and
         west Africa [syn: {mouse deer}]