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Snellen chart

   Also found in: Medical, Encyclopedia, Wikipedia 0.02 sec.
Snel·len chart  (snln)
n.
A chart for testing visual acuity, usually consisting of letters, numbers, or pictures printed in lines of decreasing size which a patient is asked to read or identify at a fixed distance.
[After Herman Snellen (1834-1908), Dutch ophthalmologist.]
ThesaurusLegend:  Synonyms Related Words Antonyms
Noun1.Snellen chart - display consisting of a printed card with letters and numbers in lines of decreasing size; used to test visual acuity
display, presentation - a visual representation of something


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