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ophthalmometer
[ of-thuhl-mom-i-ter, -thuh-, -thal-, op- ]
/ ˌɒf θəlˈmɒm ɪ tər, -θə-, -θæl-, ˌɒp- /
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noun
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.
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Origin of ophthalmometer
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, adjectiveoph·thal·mom·e·try, nounWords nearby ophthalmometer
ophthalmo-, ophthalmodynamometer, ophthalmol., ophthalmologist, ophthalmology, ophthalmometer, ophthalmoscope, ophthalmoscopy, Ophüls, -opia, opiate
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use ophthalmometer in a sentence
“Behold, there is the famous ophthalmometer which I invented,” says Helmholtz.
The History of Modern Painting, Volume 2 (of 4)|Richard Muther