Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A machine that corrugates material.
  • n. The corrugator supercilii, a narrow pyramidal muscle at the medial end of the eyebrow.
  • n. The corrugator cutis ani, a thin stratum of involuntary muscular fibre that radiates from the anal orifice.

from the GNU version of the Collaborative International Dictionary of English

  • n. A muscle which contracts the skin of the forehead into wrinkles.

from The Century Dictionary and Cyclopedia

  • n. In anatomy, a muscle the action of which contracts into wrinkles the part it acts upon: as, the corrugator supercilii, one of a pair of small muscles situated on each side of the forehead, which contract or knit the brows.

Etymologies

Sorry, no etymologies found.

Examples

  • For this reason, Charles Darwin called the corrugator the muscle which controls this movement “the muscle of difficulty.”

    How to Speak Dog

  • Dr. Duchenne has called the corrugator the muscle of reflection; 2 but this name, without some limitation, cannot be considered as quite correct.

    The expression of the emotions in man and animals

  • They analysed people after a pinpoint treatment to paralyze a single pair of "corrugator" muscles, which cause brow-wrinkling frowns.

    Medindia Health News

  • In contrast, Havas was studying people after a pinpoint treatment to paralyze a single pair of "corrugator" muscles, which cause brow-wrinkling frowns.

    PhysOrg.com - latest science and technology news stories

  • Building on that research, graduate student David Havas of the University of Wisconsin-Madison decided to study people who had received Botox treatments that paralyzed one pair of their corrugator muscles, which cause the forehead to constrict into a frown.

    Hello Botox, Bye-Bye Sadness—But Not for the Reasons You Think

  • But today, smoothing the brow by paralyzing the corrugator supercilii muscles is the work of minutes -- or so reasoned Eric Finzi, a dermatologist in Chevy Chase, Maryland.

    International Periscope

  • The corrugator muscle between his eyebrows contracts into three deep wrinkles.

    Diary

  • The summer people look up, their corrugator muscles contracted, their eyebrows pulled together.

    Diary

  • Grace looks up, her eyebrows lifted, the corrugator muscle pleating the spotted skin across her forehead.

    Diary

  • Her corrugator muscle pulls her eyebrows together above her nose.

    Diary

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