PARIETAL

adj. Pa2r-i'e2-t'l. Lat., parietal is (from paries, a wall). Fr.. parietal. Ger., icandstandig. 1. Pertaining to a wall; connected with the walls of a cavity or of the body. 2. Pertaining to the p. bones; as a n. pi., p's, the p. bones. [C, 1; B, 28 (a, 27).] 3. In botany, of placentae, borne upon the walls or interior surface of the ovary. The Parietales are: Of Lindley, a cohort of the Polypetalaz; of Endlicher, a cla of dialypetalous Acramphibrya; of Bentham and Hooker, a cohort of polypetalous dicotyledons. [B, 123, 170 (a, 35).] P'hohle (Ger.). Of His, the cavity that contains the heart in the embryo. [A, 8.] [s. 217]