Definition of Snellen test in English:
An eyesight test using rows of letters printed in successively decreasing sizes (the Snellen scale) of which patients are asked to read as many as they can.
- 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:
- US English dictionary
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.
Most popular in the US
Most popular in the UK
Most popular in Canada
Most popular in Australia
Most popular in Spain
Most popular in Malaysia
Most popular in India
Most popular in Pakistan