visual acuity

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visual acuity

n.
Sharpness of vision, especially as tested with a Snellen chart. Normal visual acuity based on the Snellen chart is 20/20.

vis′ual acu′ity



n..
acuteness of the vision as determined by a comparison with the normal ability to identify certain letters at a given distance, usu. 20 ft. (6 m).
[1885–90]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.visual acuity - sharpness of visionvisual acuity - sharpness of vision; the visual ability to resolve fine detail (usually measured by a Snellen chart)
visual modality, visual sense, vision, sight - the ability to see; the visual faculty
20/20, twenty-twenty - normal visual acuity, as measured by the ability to read charts at a distance of 20 feet
oxyopia - unusually acute vision
Translations
References in periodicals archive ?
Meta-analysis of dietary essential fatty acids and long chain polyunsaturated fatty acids as they relate to visual resolution acuity in healthy preterm infants.
Dietary essential fatty acids, long-chain polyunsaturated fatty acids, and visual resolution acuity in healthy fullterm infants: a systematic review.