Ephippium

1 definition found

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

  Ephippium \E*phip"pi*um\, n. [L., saddle cloth, fr. Gr. ?; 'epi`
     on + "i`ppos horse.]
     1. (Anat.) A depression in the sphenoid bone; the pituitary
        fossa.
        [1913 Webster]
  


     2. (Zo["o]l.) A saddle-shaped cavity to contain the winter
        eggs, situated on the back of Cladocera.
        [1913 Webster]