1. [ noun ] (pharmacology) 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
Synonyms: vasoconstrictive
Related terms: agent tension coldness noradrenaline nicotine naphazoline vasopressor vasopressin adrenergic adrenaline lypressin angiotensin
Similar spelling:   vasoconstrictive