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The male fecundating fluid; semen. See Semen. Sperm cell (Physiol.), one of the cells from which the spermatozoids are developed. -- Sperm morula. (Biol.) Same as Spermosphere.

part of the head, above the skull, there is a large cavity, or case, filled with oil and spermaceti. This whale sometimes grows to the length of more than eighty feet. It is found in the warmer parts of all the oceans. Called also cachalot, and spermaceti whale. Pygmy sperm whale (Zoöl.), a small whale (Kogia brevicep…

A white waxy substance obtained from cavities in the head of the sperm whale, and used making candles, oilments, cosmetics, etc. It consists essentially of ethereal salts of palmitic acid with ethal and other hydrocarbon bases. The substance of spermaceti after the removal of certain impurities is sometimes called ceti…

See Spermist.

That part of the ovary from which the ovules arise; the placenta.

An organ in which spermatozoa are developed; a sperm gland; a testicle.

ductive organs of insects and many other invertebrates, serving to receive and retain the spermatozoa.

Of or pertaining to semen; as, the spermatic fluid, the spermatic vessels, etc. Spermatic cord (Anat.), the cord which suspends the testicle within the scrotum. It is made up of a connective tissue sheath inclosing the spermatic duct and accompanying vessels and nerves.

Spermatic.

A substance allied to alkali albumin and to mucin, present in semen, to which it is said to impart the mucilaginous character.

The emission of sperm, or semen.

One of the motionless spermatozoids in the conceptacles of certain fungi. J. H. Balfour.

To yield seed; to emit seed, or sperm. [Obs.] Sir T. Browne.

Combining forms from Gr. seed, sperm, semen (of plants or animals); as, spermatoblast, spermoblast.

Same as Spermoblast.

Same as Spermoblast.

Same as Spermosphere.

The development of the spermatozoids.

Relating to, or connected with, spermatogenesis; as, spermatogenetic function.

Sperm-producing.