Search the Dictionary

Of or pertaining to the ulna, or the elbow; as, the ulnar nerve.

To free from tension; to relax; to loose; as, to unbrace a drum; to unbrace the nerves. Spenser.

unstable or wavering; to unsettle; as, to unhinge one's mind or opinions; to unhinge the nerves. Why should I then unhinge my brains, ruin my mind South. His sufferings, nay the revolutions of his fate, had not in the least unhinged his mind. Walpole.

Having a single rib or strong nerve running upward from the base; -- said of a leaf.

Having but one pole or process; -- applied to those ganglionic nerve cells which have but one radiating process; -- opposed to multipolar. Unipolar induction (Elec.), induction, as in a conducting circuit, by only one pole of a magnet. -- Unipolar stimulation (Physiol.), the simulation sometimes produced when one elec…

Used also figuratively; as, his nerves were unstrung by fear.

To disturb the self-possession of; to disorder the nerves of; to make ill; as, the fright upset her. [Colloq.]

Of or pertaining to the vagus, or pneumogastric nerves; pneumogastric.

Having the nerves, or veins, placed in apparent disorder.

Wandering; -- applied especially to the pneumogastric nerve. -- n.

g, varices, or varicosities; of or pertaining to varices, or varicosities; as, a varicose nerve fiber; a varicose vein; varicose ulcers.

enlargement or swelling in a vessel, fiber, or the like; a varix; as, the varicosities of nerve fibers.

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.

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.

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…

witch; to cause to twitch convulsively. Convulsions, arising from something vellicating a nerve in its extremity, are not very dangerous. Arbuthnot.

its parts; hemal; abdominal; as, the ventral fin of a fish; the ventral root of a spinal nerve; -- opposed to Ant: dorsal.

rm or structure of a vesicle; as, a vesicular body. Vesicular column (Anat.), a series of nerve cells forming one of the tracts distinguished in the spinal; -- also called the ganglionic column. -- Vesicular emphysema (Med.), emphysema of the lungs, in which the air vesicles are distended and their walls ruptured. --…

ult of the stimulating action of light on the sensitive retina, an expansion of the optic nerve.

r pertaining to sight; used in sight; serving as the instrument of seeing; as, the visual nerve. The air, Nowhere so clear, sharpened his visual ray. Milton.