Sagittal

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sagittal

[′saj·əd·əl]
(zoology)
In the median longitudinal plane of the body, or parallel to it.

Sagittal

 

(also sagittal plane), a term used in the anatomy of animals and man to designate planes that pass through the body in an anteroposterior direction. The sagittal plane that passes lengthwise precisely down the middle of the body and divides the body into right and left halves is called the median.