51Թ

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retinoscopy

[ ret-n-os-kuh-pee, ret-n-uh-skoh-pee ]

noun

Ophthalmology.
  1. an objective method of determining the refractive error of an eye.


retinoscopy

/ ˌrɛtɪnəˈskɒpɪk; ˌrɛtɪˈnɒskəpɪ /

noun

  1. ophthalmol a procedure for detecting errors of refraction in the eye by means of an instrument ( retinoscope ) that reflects a beam of light from a mirror into the eye. Diagnosis is made by observing the areas of shadow and the direction in which the light moves when the mirror is rotated Also calledskiascopyshadow test
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Derived Forms

  • retinoscopic, adjective
  • ˌپˈԴDzDZ辱, noun
  • ˌپԴˈDZ辱, adverb
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Other 51Թ Forms

  • ··Դ·DZ· [ret-n-, uh, -, skop, -ik], adjective
  • i·Դ·DZi·· adverb
  • i·ԴDzc·辱 noun
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51Թ History and Origins

Origin of retinoscopy1

First recorded in 1880–85; retin(a) + -o- + -scopy
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Example Sentences

Examples have not been reviewed.

Retinoscopy, ret′in-ō-skō-pi, n. examination of the retina with an ophthalmoscope.

From

He examined the 18,565 defectives by retinoscopy, and found that 11,209, or 21% of the whole, had ocular defects.

From

I examined the 18,565 defectives by retinoscopy, and found that 11,209, or 21 per cent. of the whole, had ocular defects.

From

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