Definition of sagittal in English:


Pronunciation /ˈsajədl/ /ˈsædʒədl/


  • 1Relating to or denoting the suture on top of the skull which runs between the parietal bones in a front to back direction.

    ‘The neurosurgeon reduces the occipital protuberance by securing the central sagittal strip to the occipital bones using nonabsorbable sutures or 28-g surgical steel wire.’
    • ‘The sagittal suture extends midline along the vertex of the cranium from the anterior coronal suture line to the posterior lambdoidal suture line.’
    • ‘A computed tomographic scan of the head demonstrated a superior sagittal sinus thrombosis and bilateral hemorrhagic infarcts of the parietal lobes.’
    • ‘Near the front of the brain, in the midline, a deep sagittal groove in the dura indicates the site where the crista galli of the ethmoid bone is accommodated.’
    • ‘The head is at or on the perineum, and the sagittal suture is in the AP plane or rotated up to 45 degrees.’
  • 2Of or in a plane parallel to the sagittal suture, especially that dividing the body into left and right halves.

    ‘sagittal and transverse sections’
    • ‘Most of the LHM in salamanders is located ventral to the vertebral centra, and therefore will tend to bend the body in the sagittal plane.’
    • ‘Teach the client to reach away from the body in the sagittal plane and lengthen the spine.’
    • ‘In addition, the inclination of fibers relative to the sagittal and transverse planes was lower than in wild type fish.’
    • ‘Both knees were examined, and images were obtained in the transverse and the sagittal planes.’
    • ‘In the sagittal plane, the neck can be flexed, extended or hyper-extended, as in butterfly or breaststroke.’


Late Middle English from medieval Latin sagittalis, from Latin sagitta ‘arrow’.