Definitions

1. adjective

relating to or situated near the side of the body, especially the back of the head or the sides of the skull

“The parietal bones form the sides and roof of the skull.”

2. noun

a bone or plate of the skull that forms part of the side or roof

“The parietal bone is a flat, triangular bone located on the side of the skull.”

3. noun

a region of the brain or a part of the body near the side of the skull

“The parietal lobe is a region of the brain involved in spatial awareness and processing.”