Definition of Snellen test in English:
A test of visual acuity using rows of letters printed in successively decreasing sizes (the Snellen scale).
- The Snellen test for visual acuity is the test most commonly used and is based on distance vision.
- As with the Snellen test, each eye is tested separately and then together, with and without corrective lenses.
- The values represented here are estimates of how the child would have scored on the Snellen scale.
mid 19th century: named after Hermann Snellen (1834–1908), Dutch ophthalmologist.
Definition of Snellen test in:
- British & World English dictionary
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