Superfetate
Pronunciation : Su`per*fe"tate
Part of Speech : v.
Etymology : [L. superfetare; super above, over + fetare to bring forth.]
Definition : Defn: To conceive after a prior conception, but before the birth of the offspring. The female . . . is said to superfetate. Grew.
i.
Source : Webster's Unabridged Dictionary, 1913