Ovisac

1 definition found

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

  Ovisac \O"vi*sac\, n. [Ovum + sac.] (Anat.)
     (a) A Graafian follicle; any sac containing an ovum or ova.
     (b) The inner layer of the fibrous wall of a Graafian
         follicle.
         [1913 Webster]