parietal

[ puh-rahy-i-tl ]

Phonetic (Standard)IPA

adjective

Anatomy. of, relating to, or situated near the side and top of the skull or the parietal bone.
Biology. of or relating to parietes or structural walls.
Botany. pertaining to or arising from a wall: usually applied to ovules when they proceed from or are borne on the walls or sides of the ovary.
pertaining to or having authority over residence, and especially visitation regulations between the sexes, within the walls or buildings of a college or university:
a listing of the parietal regulations for the law students' dormitory.

Anatomy. any of several parts in the parietal region of the skull, especially the parietal bone.
parietals. Also called parietal rules. campus regulations governing visits between members of opposite sexes to each other's dormitories or rooms.

parietal

/ pəˈraɪɪtəl /

anatomy biology of, relating to, or forming the walls or part of the walls of a bodily cavity or similar structure
the parietal bones of the skull
of or relating to the side of the skull
(of plant ovaries) having ovules attached to the walls
living or having authority within a college

1590–1600; < Late Latin parietālis of, belonging to walls, equivalent to Latin pariet- (stem of pariēs ) wall + -ālis -al ¹

C16: from Late Latin parietālis, from Latin pariēs wall

The cavity in the parietal part of the plates alone becomes the true body-cavity.

The vertebral portion of each plate with its contained cavity then becomes divided off from the parietal.

Hence the structure of the radius is essentially the same with that of the parietal portion of the compartment.

The ends of these threads of corium generally deposit transverse calcareous septa, exactly as within the parietal tubes.

The basal radiating pores, like the parietal pores, are closed at intervals by calcareous transverse septa.

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