D defs.my
Entry 1 sense Webster, 1913

Ophthalmoscope

/äf-thăl'-məs-kōpˌ/ · Oph·thal·mo·scope · IPA /ɑfθˈælməskˌoʊp/
01 n. An instrument for viewing the interior of the eye, particularly the retina. Light is thrown into the eye by a mirror (usually concave) and…
  1. 1.
    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.(Physiol.)