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

Example Sentences

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

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

Separating these areas is the bridge of bone called the zygomatic arch.

From Textbooks • Jun. 19, 2013

The temporal fossa is the shallow space located on the lateral skull above the level of the zygomatic arch.

From Textbooks • Jun. 19, 2013

Both in Hemiderma and Rhinophylla the zygomatic arch is incomplete.

From Encyclopaedia Britannica, 11th Edition, Volume 6, Slice 2 "Chicago, University of" to "Chiton" by Various