Medical Dictionary

dilator

play
noun di·la·tor \ (ˈ)dī-ˈlāt-ər, də- \

medical Definition of dilator

:one that dilates: as
a :an instrument for expanding a tube, duct, or cavity
  • a urethral dilator
called also divulsor
b :a muscle that dilates a part
c :a drug (as a vasodilator) causing dilation

Seen and Heard

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

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

to curse or denounce

Get Word of the Day daily email!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!