keratoscopy

ker·a·to·scope

[ker-uh-tuh-skohp]
noun Ophthalmology.
an instrument, as Placido's disk, for determining the symmetry of the curvature of the cornea.

Origin:
1885–90; kerato- + -scope

ker·a·tos·co·py [ker-uh-tos-kuh-pee] , noun
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Based on the Random House Dictionary, © Random House, Inc. 2013.
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American Heritage
Medical Dictionary

keratoscope ker·a·to·scope (kěr'ə-tō-skōp')
n.
An instrument marked with lines or circles for use in examining the curvature of the cornea. Also called Placido's disk.

00:10
Keratoscopy is always a great word to know.
So is quincunx. Does it mean:
an arrangement of five objects, as trees, in a square or rectangle, one at each corner and one in the middle.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.

keratoscopy ker·a·tos·co·py (kěr'ə-tŏs'kə-pē)
n.
Examination of the anterior surface of the cornea to determine the character and amount of corneal astigmatism.

The American Heritage® Stedman's Medical Dictionary
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