Webster's Revised Unabridged Dictionary · 1913

amblyopia

amblyopia (am`ble*ō"pe*ȧ) , noun

[Greek 'amblywpi`a; 'ambly`s blunt, dim + 'w`ps eye: compare French amblyopie.]

(Medicine) Weakness of sight, without any detectable organic lesion.

Also: amblyopy