Definition of spermatozoid

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Spermatozoid (n.) 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 spermatozoon. In plants the more usual term is antherozoid..

Lern More About Spermatozoid

Spermatogonium :: Spermatogonium (n.) A primitive seminal cell, occuring in masses in the seminal tubules. It divides into a mass (spermosphere) of small cells (spermoblast), which in turn give rise to spermatozoids..
Spermoblast :: Spermoblast (n.) One of the cells formed by the division of the spermospore, each of which is destined to become a spermatozoid; a spermatocyte; a spermatoblast..
Spermospore :: Spermospore (n.) The male germinal or seminal cell, from the breaking up of which the spermoblasts are formed and ultimately the spermatozoids; a spermatospore..
Spermatozoon :: Spermatozoon (n.) Same as Spermatozoid.
Spermatozoid :: Spermatozoid (n.) 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 spermatozoon. In plants the more usual term is antherozoid..
Spermosphere :: Spermosphere (n.) A mass or ball of cells formed by the repeated division of a male germinal cell (spermospore), each constituent cell (spermoblast) of which is converted into a spermatozoid; a spermatogemma..
Spermist :: Spermist (n.) A believer in the doctrine, formerly current, of encasement in the male (see Encasement), in which the seminal thread, or spermatozoid, was considered as the real animal germ, the head being the true animal head and the tail the body..
Spermatogenesis :: Spermatogenesis (n.) The development of the spermatozoids.
Semen :: Semen (n.) The seed or fecundating fluid of male animals; sperm. It is a white or whitish viscid fluid secreted by the testes, characterized by the presence of spermatozoids to which it owes its generative power..
Zoosperm :: Zoosperm (n.) One of the spermatic particles; spermatozoid.
Antheridium :: Antheridium (n.) The male reproductive apparatus in the lower, consisting of a cell or other cavity in which spermatozoids are produced; -- called also spermary..
Ovotesttis :: Ovotesttis (n.) An organ which produces both ova and spermatozoids; an hermaphrodite gland.
Spermatozooid :: Spermatozooid (n.) A spermatozoid.
Spermatium :: Spermatium (n.) One of the motionless spermatozoids in the conceptacles of certain fungi.
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