'Metadiscoidal' definitions:

Definition of 'Metadiscoidal'

From: GCIDE

Metadiscoidal \Met`a*dis*coid"al\, a. [Meta- + discoidal.] (Anat.) Discoidal by derivation; -- applied especially to the placenta of man and apes, because it is supposed to have been derived from a diffused placenta. [1913 Webster]