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A vessel; a duct. Vas deferens; pl. Vasa deferentia. Etym: [L. vas vessel + deferens carrying down.] (Anat.) The excretory duct of a testicle; a spermatic duct.

Operating by means of, or made up of an arrangement of, vessels; as, the vascular system in animals, including the arteries, veins, capillaries, lacteals, etc.

The quality or state of being vascular.

One of the substances of which vegetable tissue is composed, differing from cellulose in its solubility in certain media.

Same as Ascidium, n., 1.

ed; especially, a vessel of antique or elegant pattern used for ornament; as, a porcelain vase; a gold vase; a Grecian vase. See Illust. of Portland vase, under Portland. No chargers then were wrought in burnished gold, Nor silver vases took the forming mold. Pope.

A clock whose decorative case has the general form of a vase, esp. one in which there is no ordinary dial, but in which a part of a vase revolves while a single stationary indicator serves as a hand.

Formed like a vase, or like a common flowerpot.

Resection or excision of the vas deferens.

guent, and for various purposes in the arts. See the Note under Petrolatum. [Written also vaselin.]

Having the form of a vessel, or duct. Vasiform tissue (Bot.), tissue containing vessels, or ducts.

See Vasodilator.

Causing constriction of the blood vessels; as, the vasoconstrictor nerves, stimulation of which causes constriction of the blood vessels to which they go. These nerves are also called vasohypertonic. n.

A modified form of dentine, which is permeated by blood capillaries; vascular dentine.

Causing dilation or relaxation of the blood vessels; as, the vasodilator nerves, stimulation of which causes dilation of the blood vessels to which they go. These nerves are also called vaso- inhibitory, and vasohypotonic nerves, since their stimulation causes relaxation and rest.

Concerned in the development and formation of blood vessels and blood corpuscles; as, the vasoformative cells.

Causing movement in the walls of vessels; as, the vasomotor mechanisms; the vasomotor nerves, a system of nerves distributed over the muscular coats of the blood vessels. Vasomotor center, the chief dominating or general center which supplies all the unstriped muscles of the arterial system with motor nerves, situated…

A subject; a dependent; a servant; a slave. "The vassals of his anger." Milton. Rear vassal, the vassal of a vassal; an arriere vassal.

The state of being a vassal, or feudatory.

A female vassal. [R.] Spenser.