Astigmatism

Definition:

• (n.) A defect of the eye or of a lens, in consequence of which the rays derived from one point are not brought to a single focal point, thus causing imperfect images or indistinctness of vision.

Compare astigmatism with other words:

astigmatism vs. presbyopia

astigmatism vs. cataract

astigmatism vs. hyperopia

astigmatism vs. emmetropia

astigmatism vs. stigmatize

astigmatism vs. stigma

astigmatic vs. astigmatism

astigmatism vs. astigmia

astigmatism vs. cornea

astigmatism vs. retina

astigmatism vs. lens

astigmatism vs. myopia