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Definition of Vasoconstrictor
1. Noun. Any agent that causes a narrowing of an opening of a blood vessel: cold or stress or nicotine or epinephrine or norepinephrine or angiotensin or vasopressin or certain drugs; maintains or increases blood pressure.
Specialized synonyms: Adrenergic, Adrenergic Drug, Angiotensin, Angiotonin, Hypertensin, Lypressin, Naphazoline, Privine, Sudafed, Vasopressor, Cold, Coldness, Frigidity, Frigidness, Low Temperature, Noradrenaline, Norepinephrine, Adrenalin, Adrenaline, Epinephrin, Epinephrine, Adh, Antidiuretic Hormone, Pitressin, Vasopressin, Nicotine
Generic synonyms: Agent
Definition of Vasoconstrictor
1. a. 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.
2. a. 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.
Definition of Vasoconstrictor
1. Noun. (medicine) Any substance that causes vasoconstriction ¹
¹ Source: wiktionary.com
Definition of Vasoconstrictor
1. [n -S]
Medical Definition of Vasoconstrictor
1. Something which causes vasoconstriction, or the narrowing of blood vessels so that less blood is able to flow through at a time. This can either be a chemical substance or a nerve. (09 Oct 1997)