# vasoactive

> English word · Adjective

## Definitions
1. Active on vessel walls, that is, causing either constriction or dilation of a blood vessel, thus affecting hemodynamics (blood flow). Vasoactive substances may be endogenous (for example, endogenous angiotensin, vasopressin, or epinephrine) or exogenous (for example, pharmaceutical vasopressin or epinephrine).

## Etymology
From vaso- + active.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/vasoactive