\Pa*ri"e*tal\, a. [L. parietalis, fr. paries, -ietis, a
wall: cf. F. pari['e]tal. Cf. {Parietary}, {Pellitory}.]
1. Of or pertaining to a wall; hence, pertaining to buildings
   or the care of them.
2. Resident within the walls or buildings of a college.
         At Harvard College, the officers resident within the
         college walls constitute a permanent standing
         committee, called the Parietal Committee. --B. H.
                                               Hall (1856).
3. (Anat.)
   (a) Of pertaining to the parietes.
   (b) Of, pertaining to, or in the region of, the parietal
       bones, which form the upper and middle part of the
       cranium, between the frontals and occipitals.
4. (Bot.) Attached to the main wall of the ovary, and not to
   the axis; -- said of a placenta.

\Pa*ri"e*tal\, n.
1. (Anat.) One of the parietal bones.
2. (Zo["o]l.) One of the special scales, or plates, covering
   the back of the head in certain reptiles and fishes.