ophthalmometer

[ of-thuhl-mom-i-ter, -thuh-, -thal-, op- ]

noun
  1. an instrument for measuring the reflection of an image on the surface of the cornea and other capacities of the eye, used chiefly for determining the presence and degree of astigmatism.

Origin of ophthalmometer

1
First recorded in 1835–45; ophthalmo- + -meter

Other words from ophthalmometer

  • oph·thal·mo·met·ric [of-thal-muh-me-trik, op-], /ɒfˌθæl məˈmɛ trɪk, ɒp-/, oph·thal·mo·met·ri·cal, adjective
  • oph·thal·mom·e·try, noun

Words Nearby ophthalmometer

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

How to use ophthalmometer in a sentence