Defn: Abnormally frequent involuntary emission of the semen without copulation.

SPERMATOSPORE
Sper"ma*to*spore, n.

Defn: Same as Spermospore.

SPERMATOZOID
Sper`ma*to*zo"id, n. Etym: [Spermatozoön + Gr. (Biol.)

Defn: The male germ cell in animals and plants, the essential element in fertilization; a microscopic animalcule-like particle, usually provided with one or more cilia by which it is capable of active motion. In animals, the familiar type is that of a small, more or less ovoid head, with a delicate threadlike cilium, or tail. Called also spermatozoön. In plants the more usual term is antherozoid.

SPERMATOZOOID
Sper`ma*to*zo"oid n. (Biol.)

Defn: A spermatozoid.

SPERMATOZOON; SPERMATOZOOEN
Sper`ma*to*zo"ön, n.; pl. Spermatozoa. Etym: [NL., fr. Gr. (Biol.)

Defn: Same as Spermatozoid.

SPERMIC
Sper"mic, a.