Origin and Etymology of sagittal
Middle English sagittale, from Medieval Latin sagittalis, from Latin sagitta arrow
First Known Use: 14th century
Medical Definition of sagittal
1: of, relating to, or being the sagittal suture of the skull
2: of, relating to, situated in, or being the median plane of the body or any plane parallel to it <a sagittal section dividing the body into unequal right and left parts>
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