zygomatico-orbital foramen

n.
  1. The common opening on the orbital surface of the zygomatic bone, transmitting the zygomaticofacial and zygomaticotemporal nerves.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.