astigmatic

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astigmatism
top: normal eye with light focusing on the retina
bottom: astigmatic eye with light focusing in different places on or in front of the retina

a·stig·ma·tism

 (ə-stĭg′mə-tĭz′əm)
n.
A visual defect in which the unequal curvature of one or more refractive surfaces of the eye, usually the cornea, prevents light rays from focusing clearly at one point on the retina, resulting in blurred vision.

[a- + Greek stigma, stigmat-, point (from stizein, stig-, to tattoo; see steig- in Indo-European roots).]

as′tig·mat′ic (ăs′tĭg-măt′ĭk) adj. & n.
as′tig·mat′i·cal·ly adv.

astigmatic

(ˌæstɪɡˈmætɪk)
adj
(Pathology) relating to or affected with astigmatism
n
(Pathology) a person who has astigmatism
[C19: from a-1 + Greek stigmat-, stigma spot, focus; see stigma]
ˌastigˈmatically adv

as•tig•mat•ic

(ˌæs tɪgˈmæt ɪk)

adj.
1. pertaining to, exhibiting, or correcting astigmatism.
2. marked by rigidity or distortion, as in judgment.
[1840–50; a-6 + stigmatic]
as`tig•mat′i•cal•ly, adv.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.astigmatic - of or relating to a defect in the eye or in a lens caused by a deviation from spherical curvature which prevents light rays from meeting at a common focus and so results in distorted images
anastigmatic, stigmatic - not astigmatic
Translations

astigmatic

[ˌæstɪgˈmætɪk] ADJastigmático

astigmatic

adjastigmatisch