[1] : The Collaborative International Dictionary of English v.0.48

sable \sa"ble\, a.
   of the color of the sable's fur; dark; black; -- used chiefly
   in poetry.
   1913 webster

         night, sable goddess from her ebon throne,
         in rayless majesty, now stretches forth
         her leaden scepter o'er a slumbering world. --young.
   1913 webster

   sable antelope zool., a large south african antelope
      hippotragus niger. both sexes have long, sharp horns.
      the adult male is black; the female is dark chestnut
      above, white beneath.

   sable iron, a superior quality of russia iron; -- so called
      because originally stamped with the figure of a sable.

   sable mouse zool., the lemming.
      1913 webster
see also:
sable antelope hippotragus niger sable iron sable mouse 

[2] : WordNet (r) 2.0

hippotragus niger
     n : large black east african antelope with sharp back-curving
         horns syn: sable antelope
see also:
sable antelope 

Niger >> N Words
Niger, definition of term: Niger
niger_pag1.html

Hippotragus >> H Words
Hippotragus, definition of term: Hippotragus
hippotragus_pag1.html