Ovisac
Pronunciation : O"vi*sac
Part of Speech : n.
Etymology : [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.
Source : Webster's Unabridged Dictionary, 1913
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