Coronal

Pronunciation: k?r"?-nal or, esp. in science, k?-r?"nal; 277
a.
  1. Of or pertaining to a corona (in any of the senses).
  2. Of or pertaining to a king's crown, or coronation.
  3. Of or pertaining to the top of the head or skull.
  4. (Zoöl.) Of or pertaining to the shell of a sea urchin.
  5. Coronal suture (Anat.),
    a suture extending across the skull between the parietal and frontal bones; the fronto-parietal suture.

n.
  1. A crown; wreath; garland.
  2. The frontal bone, over which the ancients wore their coronæ or garlands.