Source : Webster's Revised Unabridged Dictionary (1913)

Rietboc \Riet"boc\, n. [D. riet reed + bok buck.] (Zo["o]l.)
   The reedbuck, a South African antelope ({Cervicapra
   arundinacea}); -- so called from its frequenting dry places
   covered with high grass or reeds. Its color is yellowish
   brown. Called also {inghalla}, and {rietbok}.