fossa


fossa (http://definr.com/fossa)

     n 1: a concavity in a surface (especially an anatomical
          depression) [syn: pit]
     2: monotypic genus of Madagascar civets closely related to palm
        civets [syn: Fossa, genus Fossa]
     3: largest carnivore of Madagascar; intermediate in some
        respects between cats and civets [syn: fossa cat, {Cryptoprocta
        ferox}]