| keratome | <surgery> An instrument for dividing the cornea in operations for cataract. Origin: Gr. Horn + to cut. Source: Websters Dictionary (01 Mar 1998) |
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| keratometer | An instrument for measuring the curvature of the anterior corneal surface. Synonym: ophthalmometer. Origin: kerato-+ G. Metron, measure (05 Mar 2000) |
| keratometry | Measurement of the radii of corneal curvature. (05 Mar 2000) |