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definitions

retinoscope

[ret-n-uh-skohp]
noun Ophthalmology.
  1. an apparatus that determines the refractive power of the eye by observing the lights and shadows on the pupil when a mirror illumines the retina; skiascope.

Origin of retinoscope

retin(a) + -o- + -scope
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
retinoscope in Medicine

retinoscope

[rĕt′n-ə-skōp′]
n.
  1. An optical instrument for examining refraction of light in the eye.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.