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corrugator

British  
/ ˈkɒrʊˌɡeɪtə /

noun

  1. a muscle whose contraction causes wrinkling of the brow

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“Fluting happens at the top,” McDaniel said, indicating a series of whirring cogs on the corrugator that folded the paper into tiny creases — origami at industrial scale.

From New York Times • Nov. 28, 2022

With these movements, you can feel the action of the corrugator supercilli.

From Textbooks • Jun. 19, 2013

There are several small facial muscles, one of which is the corrugator supercilii, which is the prime mover of the eyebrows.

From Textbooks • Jun. 19, 2013

He lowered his brow, using his depressor glabellae, depressor supercilii, and corrugator.

From "Blink" by Malcolm Gladwell

He further believes that towards the outer two-thirds of the eyebrow the corrugator acts in conjunction with the upper orbicular muscle; both here standing in antagonism to the frontal muscle.

From The Expression of the Emotions in Man and Animals by Darwin, Charles

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