Source : Webster's Revised Unabridged Dictionary (1913)

Serval \Ser"val\, n. [Cf. F. serval.] (Zo["o]l.)
   An African wild cat ({Felis serval}) of moderate size. It has
   rather long legs and a tail of moderate length. Its color is
   tawny, with black spots on the body and rings of black on the
   tail.

Source : WordNet®

serval
     n : slender long-legged African wildcat having large untufted
         ears and tawny black-spotted coat [syn: {Felis serval}]