Zygomatic arch Meaning, Definition & Usage

  1. noun the slender arch formed by the temporal process of the cheekbone that bridges to the zygomatic process of the temporal bone
    arcus zygomaticus; zygoma.

WordNet


Definitions
  1. the arch of bone beneath the orbit, formed in most mammals by the union of the malar, or jugal, with the zygomatic process of the temporal bone. In the lower vertebrates other bones may help to form it, and there may be two arches on each side of the skull, as in some reptiles.

Webster 1913