cheekbone(n = noun.body) jugal bone, malar, malar bone, os zygomaticum, zygomatic, zygomatic bone - the arch of bone beneath the eye that forms the prominence of the cheek;
is a kind of bone, os
is a part of skull
has parts: jugal point, jugale, arcus zygomaticus, zygoma, zygomatic arch, zygomatic process

   the arch of bone beneath the eye that forms the prominence of the cheek. [WordNet 1.5]