Stigmatism

1 definition found

From WordNet (r) 2.0 [wn]:

  stigmatism
       n 1: the condition of having or being marked by stigmata
       2: (optics) condition of an optical system (as a lens) in which
          light rays from a single point converge in a single focal
          point [ant: {astigmatism}]
       3: normal eyesight