Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun fossa

3 senses of fossa

Sense 1
pit, fossa -- (a concavity in a surface (especially an anatomical depression))
       => concave shape, concavity, incurvation, incurvature -- (a shape that curves or bends inward)
       => cavity, bodily cavity, cavum -- ((anatomy) a natural hollow or sinus within the body)

Sense 2
Fossa, genus Fossa -- (monotypic genus of Madagascar civets closely related to palm civets)
       => mammal genus -- (a genus of mammals)

Sense 3
fossa, fossa cat, Cryptoprocta ferox -- (largest carnivore of Madagascar; intermediate in some respects between cats and civets)
       => viverrine, viverrine mammal -- (small cat-like predatory mammals of warmer parts of the Old World)