parietal bone: Meaning and Definition of

pari'etal bone"

Pronunciation: [key]
— Anat. Anat.
  1. either of a pair of membrane bones forming, by their union at the sagittal suture, part of the sides and top of the skull. See diag. under
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.