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orbital eminence of zygomatic bone --> orbital tubercle of zygomatic bone

A small elevation on the orbital surface of the zygomatic bone, just within the orbital margin, about 1 cm below the zygomaticofrontal suture; it gives attachment to the lateral check ligament, the lateral palpebral ligament, and the suspensory ligament of the eyeball.

Synonym: eminentia orbitalis ossis zygomatici, orbital eminence of zygomatic bone, whitnall's tubercle.