polyspermy
Pol"y*sper`my, n. (Biol.) Defn: Fullness of sperm, or seed; the passage of more than one spermatozoön into the vitellus in the impregnation of the ovum.
Pol"y*sper`my, n. (Biol.) Defn: Fullness of sperm, or seed; the passage of more than one spermatozoön into the vitellus in the impregnation of the ovum.