Source : Webster's Revised Unabridged Dictionary (1913)

Oxyopia \Ox`y*o"pi*a\, Oxyopy \Ox"y*o`py\, n. [NL. oxyopia, from
   Gr. ??? sharp + ??? sight.] (Med.)
   Excessive acuteness of sight.

Source : WordNet®

oxyopia
     n : unusually acute vision