Definitions

from The Century Dictionary.

  • noun In anatomy, a muscle surrounding an orifice, as that of the mouth or eyelids; a sphincter.

Etymologies

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Examples

  • The muscle that controls eye-smiling is called the orbicularis oculi, and its activation has proved to be a reliable indicator of internal happiness or mirth.

    Mind Wide Open Steven Johnson 2004

  • The muscle that controls eye-smiling is called the orbicularis oculi, and its activation has proved to be a reliable indicator of internal happiness or mirth.

    Mind Wide Open Steven Johnson 2004

  • The muscle that controls eye-smiling is called the orbicularis oculi, and its activation has proved to be a reliable indicator of internal happiness or mirth.

    Mind Wide Open Steven Johnson 2004

  • The muscle that controls eye-smiling is called the orbicularis oculi, and its activation has proved to be a reliable indicator of internal happiness or mirth.

    Mind Wide Open Steven Johnson 2004

  • Squeeze your zigomatic major, squint your orbicularis oculi, and if you really want to get things flowing ... expose your teeth.

    Toan Lam: Going the Extra Smile: Project Connects World Through Grins (VIDEO) Toan Lam 2011

  • Squeeze your zigomatic major, squint your orbicularis oculi, and if you really want to get things flowing ... expose your teeth.

    Toan Lam: Going the Extra Smile: Project Connects World Through Grins (VIDEO) Toan Lam 2011

  • Mr. JOHN MERCANTI (Chief Engraver, United States Mint): When they do a portrait, I want them to know exactly what the whole muscle structure in the face is, orbicularis oculi, orbicularis oris.

    Sculpting The Digital Dollar 2009

  • The ecoregion also represent an important refuge for certain mammals, such as otter (Lutra lutra), and for an important number of reptiles (i.e. Emys orbicularis, Mauremis caspica, Chamaelo chamaelon), as well as wintering (i.e. Anas strepera, Netta rufina) and nesting (Ardea purpurea, Nycticorax nycticorax, Circus aeruginosus) bird species.

    Southwest Iberian Mediterranean sclerophyllous and mixed forests 2008

  • They also represent an important refuge for certain mammals, such as otter (Lutra lutra), an important number of reptiles (i.e. Emys orbicularis, Mauremis caspica), and wintering (i.e. Anas strepera, Netta rufina) and nesting (Ardea purpurea, Nycticorax nycticorax, Circus aeruginosus) bird species.

    Iberian sclerophyllous and semi-deciduous forests 2008

  • Actually, I think the big bad wolf was referring to the orbicularis oculi that surrounds the eye and helps it to open and close.

    Muscles Part 2 2008

Comments

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  • A muscle encircling an opening.

    January 28, 2008