| vaso- |
blood vessel. [2 definitions] |
| vasoconstriction |
constriction or narrowing of a blood vessel or vessels, as in response to a nerve impulse. |
| vasoconstrictor |
a nerve or drug that causes constriction of the blood vessels. [2 definitions] |
| vasodilatation |
see "vasodilation." |
| vasodilation |
dilation or widening of a blood vessel or vessels, as in response to a nerve impulse. |
| vasodilator |
a nerve or drug that causes dilation of the blood vessels. [2 definitions] |
| vasoinhibitor |
a drug or other agent that inhibits the action of the vasomotor nerves. |
| vasomotor |
controlling the width of blood vessels, as some nerves or certain drugs; causing vasoconstriction or vasodilatation. |
| vasopressin |
a hormone secreted by the posterior lobe of the pituitary gland which increases blood pressure by causing capillaries to constrict. |
| vasopressor |
causing a rise in blood pressure by constricting the blood vessels. [2 definitions] |
| vassal |
in the Middle Ages, one who was granted the use of land in return for allegiance and service to a feudal lord. [2 definitions] |
| vassalage |
the state or condition of being a vassal. [2 definitions] |
| vast |
immense in size or area. [3 definitions] |
| vastly |
to a very great degree; very much. |
| vastness |
the great expanse or large spreading out of something. [2 definitions] |
| VAT |
abbreviation of "value-added tax," a sales tax paid on the value added to products and services at each stage of manufacturing and distribution. |
| vat |
a very large container, such as a barrel, tub, or tank, used for holding or storing liquids, esp. at stages in a manufacturing process. [2 definitions] |
| vat dye |
a colorfast dye applied to cloth in a soluble form and then oxidized to an insoluble form in the cloth. |
| vatic |
of, relating to, or characteristic of a prophet. |
| Vatican |
the papal residence in Vatican City; Vatican Palace. [4 definitions] |
| Vatican City |
an independent state within Rome, Italy, that is ruled by the pope. |