grating acuity

noun

Medical Definition of grating acuity

: the aspect of visual acuity involving the ability to distinguish the elements of a fine grating composed of alternating dark and light stripes or squares — compare hyperacuity, stereoacuity, vernier acuity

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“Grating acuity.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/grating%20acuity. Accessed 21 Sep. 2020.

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