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Vasoconstrictor
Open directlyWebster's 1828 Dictionary · 1828
Part of speech: adjective (a.)
1. 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.
2. A substance which causes constriction of the blood vessels. Such substances are used in medicine to raise blood pressure.