The Collaborative International Dictionary of English v.0.48:

Malar \Ma"lar\, a. [L. mala the cheek: cf. F. malaire.] (Anat.)
   Of or pertaining to the region of the cheek bone, or to the
   malar bone; jugal.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

malar \ma"lar\, n. (Anat.)
   The cheek bone, which forms a part of the lower edge of the
   orbit; that arch of bone beneath the eye that forms the
   prominence of the cheek; also called the malar bone.

   Syn: cheekbone, zygomatic bone, malar bone, jugal bone, os
        zygomaticum.
        [1913 Webster]

WordNet (r) 3.0 (2006):

malar
    n 1: the arch of bone beneath the eye that forms the prominence
         of the cheek [syn: cheekbone, zygomatic bone,
         zygomatic, malar, malar bone, jugal bone, os
         zygomaticum]