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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.


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

"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

Etymology

Origin of zygomatic arch

First recorded in 1815–25

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.

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

Like the Asian C. tologoijensis and other more archaic Coelodonta taxa, it has a proportionally broader skull, more anteriorly located orbits, and more curved zygomatic arches than the classic Woolly rhinos of the Late Pleistocene.

From Scientific American

Skull: Rostrum longer, narrower and more depressed; skull convex rather than flat; nasals longer, and convex rather than flat; tympanic bullae larger; zygomatic arches shorter and more massive; molariform teeth larger.

From Project Gutenberg

Arising from the zygomatic arch, and passing downwards and backwards, it is inserted into the external surface of the ramus of the mandible and into its angle.

From Project Gutenberg

A to A' Zygomatic breadth.—Greatest distance across zygomatic arches of cranium at right angles to long axis of skull.

From Project Gutenberg