–noun Anatomy.
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.

Origin:
1815–25

Source: Dictionary.com.

‘They show (1) the left orbit and zygomatic arch of President Kennedy magnified from Zapruder frame 230’

Source: The Atrocity Exhibition by J G Ballard.

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