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.
POLYSPOROUS
Pol`y*spor"ous, a. Etym: [Poly- + spore.] (Bot.)
Defn: Containing many spores.
POLYSTOMATA
Pol`y*stom"a*ta, n. pl. Etym: [NL., from Gr. (Zoöl.)
Defn: A division of trematode worms having more two suckers. Called also Polystomea and Polystoma.
POLYSTOME
Pol"y*stome, a. Etym: [Gr. (Zoöl.)
Defn: Having many mouths.
POLYSTOME
Pol"y*stome, n. (Zoöl.)
Defn: An animal having many mouths; — applied to Protozoa.