Vasoconstrictor

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    Any substance that causes vasoconstriction.

    "“Anyone have any nasal spray?” I asked. “Afrin specifically?” Afrin is basically neosynephrine, a potent vasoconstrictor, and would be ideal to put on a tissue stuffed deeply in the nose."

  2. 2
    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 wordnet

Synonyms

All synonyms
pressorvasoconstrictivevasopressor

Example

More examples

"Because my neighbour's blood pressure is so low, he got himself a prescription for a vasoconstrictor."

Etymology

From vaso- + constrictor.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.