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Meaning of vasoconstrictor

vas•o•con•stric•tor

Pronunciation: (vas"ō-kun-strik'tur, vā"zō-), [key]
— n. Physiol., Pharm.
  1. a nerve or drug that causes vasoconstriction.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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