vasodilator
— Noun
– English
～ a drug that causes dilation of blood vessels
Vasomax
— Noun
– English
～ a virility drug (trade name Vasomax) to treat erectile dysfunction in men
vasomotor
— Adjective
– English
～ relating to the nerves and muscles that cause the blood vessels to constrict or dilate
vasopressin
— Noun
– English
～ hormone secreted by the posterior pituitary gland (trade name Pitressin) and also by nerve endings in the hypothalamus; affects blood pressure by stimulating capillary muscles and reduces urine flow by affecting reabsorption of water by kidney tubules
vasopressor
— Noun
– English
～ any agent that produces vasoconstriction and a rise in blood pressure (usually understood as increased arterial pressure)
vasa vasorum
— Noun
– English
～ any small blood vessel ramifying on the outside of a major artery or vein
vasosection
— Noun
– English
～ surgical incision into or division of the vas deferens
Vasotec
— Noun
– English
～ an ACE inhibitor (trade name Vasotec) that blocks the formation of angiotensin in the kidney and so results in vasodilation; administered after heart attacks
vasotomy
— Noun
– English
～ surgical incision into or division of the vas deferens
vasovasostomy
— Noun
– English
～ a surgical procedure that attempts to restore the function of the vas deferens after a vasectomy
vasovesiculitis
— Noun
– English
～ inflammation of the vas deferens and seminal vesicles; usually occurring with prostatitis
vassal
— Noun
– English
～ a person holding a fief; a person who owes allegiance and service to a feudal lord
vast
— Adjective
– English
～ unusually great in size or amount or degree or especially extent or scope; "huge government spending"; "huge country estates"; "huge popular demand for higher education"; "a huge wave"; "the Los Angeles aqueduct winds like an immense snake along the base of the mountains"; "immense numbers of birds"; "at vast (or immense) expense"; "the vast reaches of outer space"; "the vast accumulation of knowledge...which we call civilization"- W.R.Inge
vastly
— Adverb
– English
～ to an exceedingly great extent or degree; "He had vastly overestimated his resources"; "was immensely more important to the project as a scientist than as an administrator"
vastness
— Noun
– English
～ unusual largeness in size or extent or number
vat color
— Noun
– English
～ a water-insoluble dye that is applied by reducing the dye to an alkaline form, applying the dye, then regenerating the insoluble dye by oxidation in the material; used for dyeing cotton
VAT
— Noun
– English
～ a tax levied on the difference between a commodity's price before taxes and its cost of production
vat
— Noun
– English
～ a large open vessel for holding or storing liquids
vat dye
— Noun
– English
～ a water-insoluble dye that is applied by reducing the dye to an alkaline form, applying the dye, then regenerating the insoluble dye by oxidation in the material; used for dyeing cotton