Definitions

1. adjective

relating to or situated in the median plane of the body; median.

“The sagittal plane of the human body separates the left and right sides.”

2. noun

a line or plane that divides the body into left and right parts.

“In anatomy, the sagittal suture is a fibrous joint that separates the left and right parietal bones.”

3. noun

a plane or line of section, especially in anatomy.

“Anatomists often use sagittal planes to visualize the internal structures of the body.”