zygomatic arch

American  

noun

Anatomy.

1. the bony arch at the outer border of the eye socket, formed by the union of the cheekbone and the zygomatic process of the temporal bone.

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zygomatic arch British  

noun

1. Also called: zygoma. the slender arch of bone that forms a bridge between the cheekbone and the temporal bone on each side of the skull of mammals

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Etymology

Origin of zygomatic arch

First recorded in 1815–25

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Example Sentences

See Examples For:

zygomatic arch

You’re going to want to consume a lot of instant ramen doused with soy sauce so the sodium gives you moonface, hiding any hint of a zygomatic arch.

From The Wall Street Journal ● Apr. 5, 2026

Sam Presti, the Thunder's executive vice president and general manager, announced that the procedure to repair the zygomatic arch was a success.

From Los Angeles Times ● Feb. 28, 2015

The zygomatic arch, or cheekbone, is present in mammals and advanced therapsids such as cynodonts, but is not present in pelycosaurs.

From Textbooks ● Jan. 1, 2015

The pterion is located approximately two finger widths above the zygomatic arch and a thumb’s width posterior to the upward portion of the zygomatic bone.

From Textbooks ● Jun. 19, 2013

Of the various facial sutures, only remnants are open; the suture in the zygomatic arch, however, is almost fully patent on both sides.

From A Bilateral Division of the Parietal Bone in a Chimpanzee; with a Special Reference to the Oblique Sutures in the Parietal by Aleš Hrdlička

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