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ophthalmometer

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

First recorded in 1835–45; ophthalmo- + -meter
Related formsoph·thal·mo·met·ric [of-thal-muh-me-trik, op-] /ɒfˌθæl məˈmɛ trɪk, ɒp-/, oph·thal·mo·met·ri·cal, adjectiveoph·thal·mom·e·try, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
ophthalmometer in Medicine

ophthalmometer

(ŏf′thəl-mŏmĭ-tər, -thăl-, ŏp′-)
n.
  1. keratometer