Quantcast
Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Medical
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

vasodilator

play
noun va·so·di·la·tor \-dī-ˈlā-tər, -ˈdī-ˌlā-\

Definition of vasodilator

  1. :  an agent (as a parasympathetic nerve fiber or a drug) that induces or initiates vasodilation



1881

First Known Use of vasodilator

1881


Learn More about vasodilator


Seen and Heard

What made you want to look up vasodilator? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a smart aleck

Get Word of the Day daily email!

WORD GAMES

Take a 3-minute break and test your skills!

image567572573

Which of these is a synonym of unctuous?

prompt oily maudlin angry
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ