- (n.) A substance which causes constriction of the blood vessels. Such substances are used in medicine to raise blood pressure.
- (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.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). vasoconstrictor. Retrieved September 23, 2026, from http://smartdefine.org/vasoconstrictor/definitions/2078861 |
| Chicago | Webster's. 2011. "vasoconstrictor" http://smartdefine.org/vasoconstrictor/definitions/2078861 (accessed September 23, 2026). |
| Harvard | Webster's 2011, vasoconstrictor, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/vasoconstrictor/definitions/2078861>. |
| MLA | Webster's. "vasoconstrictor" 28 May 2011. Web. 23 September 2026. <http://smartdefine.org/vasoconstrictor/definitions/2078861> |