Metadiscoidal
Pronunciation : Met`a*dis*coid"al
Part of Speech : a.
Etymology : [Meta- + discoidal.] (Anat.)
Definition : Defn: Discoidal by derivation; -- applied especially to the placenta of man and apes, because it is supposed to have been derived from a diffused placenta.
Source : Webster's Unabridged Dictionary, 1913