Astigmatic

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Astigmatic \As`tig*mat"ic\, a. (Med. & Opt.)
     Affected with, or pertaining to, astigmatism; as, astigmatic
     eyes; also, remedying astigmatism; as, astigmatic lenses.
     [1913 Webster]

From WordNet (r) 2.0 [wn]:



  astigmatic
       adj : 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 [ant: {anastigmatic}]