Skip to Content


Pronunciation: grid


  1. A chart with horizontal and perpendicular lines for plotting curves.
  2. In x-ray imaging, a device formed of lead or aluminum strips for preventing scattered radiation from reaching the x-ray film.

[M.E. gridel, fr. L. craticula, lattice]

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.