ophthalmoscope Meaning, Definition & Usage

  1. noun medical instrument for examining the retina of the eye

WordNet

Oph*thal"mo*scope noun
Etymology
From Gr. the eye + -scope.
Definitions
  1. (Physiol.) An instrument for viewing the interior of the eye, particularly the retina. Light is thrown into the eye by a mirror (usually concave) and the interior is then examined with or without the aid of a lens. -- Oph*thal`mo*scop"ic a.

Webster 1913