corrugator

noun
cor·​ru·​ga·​tor | \ ˈkȯr-ə-ˌgāt-ər How to pronounce corrugator (audio) \

Medical Definition of corrugator

: a muscle that contracts the skin into wrinkles especially : one that draws the eyebrows together and wrinkles the brow in frowning

Learn More about corrugator

Cite this Entry

“Corrugator.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/corrugator. Accessed 25 Jan. 2021.

Comments on corrugator

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

WORD OF THE DAY

Test Your Vocabulary

Slippery Words Quiz—Changing with the Times

  • ducreux self portrait yawning
  • What is an earlier meaning of nice?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

TAKE THE QUIZ
Love words? Need even more definitions?

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