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Showing words for ASTIGMATISM using the English dictionary
11 Letter Words for Astigmatism
10 Letter Words for Astigmatism
9 Letter Words for Astigmatism
8 Letter Words for Astigmatism
7 Letter Words for Astigmatism
6 Letter Words for Astigmatism
5 Letter Words for Astigmatism
4 Letter Words for Astigmatism
3 Letter Words for Astigmatism
Definitions for Astigmatism
[1] Also called a·stig·mi·a [uh -stig -mee-uh ] /əˈstɪg mi ə/ . Ophthalmology . a refractive error of the eye in which parallel rays of light from an external source do not converge on a single focal point on the retina.
[2] Optics . an aberration of a lens or other optical system in which the image of a point is spread out along the axis of the system.
[3] a defect of a lens resulting in the formation of distorted images; caused by the curvature of the lens being different in different planes
[4] faulty vision resulting from defective curvature of the cornea or lens of the eye
Words nearby Astigmatism
asthmatic, asti, asti spumante, astigmatic, astigmatic lens, astigmatism, astigmatizer, astigmatometer, astigmatoscope, astigmatoscopy, astigmia
Origin of Astigmatism
First recorded in 1840–50; astigmat(ic) + -ism
Other words from Astigmatism
as′tig•mat′ ic (ăs′tĭg-măt′ ĭk ) adj. n.