Hemiopsia

1 definition found

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

  Hemiopia \Hem`i*o"pi*a\, Hemiopsia \Hem`i*op"si*a\, n. [NL., fr.
     Gr. ? half + Gr. ? sight.] (Med.)
     A defect of vision in consequence of which a person sees but
     half of an object looked at.
     [1913 Webster]