Definition of: strephosymbolia

(stref′ō·sim·bō′lē·ə) noun
1. Pathol. A defect of vision in which objects are seen in reverse, as in a mirror.
2. Psychol. A condition marked by an inability to differentiate between certain oppositely oriented letters, as b, d; p, q, resulting in difficulty in learning to read. [<NL <Gk. strephein twist + symbolon sign, symbol]