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1. (n.) vasoconstrictor
any of various agents, as certain nerves or drugs, that narrow blood vessels and thereby maintain or increase blood pressure.
Etymology: (1875–80)
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| Definition of 'vasoconstrictor' |
Princeton's WordNet |
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1. (noun) vasoconstrictor, vasoconstrictive, pressor
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
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| Definition of 'vasoconstrictor' |
Webster Dictionary |
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1. (adj) vasoconstrictor
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. (noun) vasoconstrictor
a substance which causes constriction of the blood vessels. Such substances are used in medicine to raise blood pressure
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Definitions of vasoconstrictor 
