strephosymbolia

strephosymbolia /strepho·sym·bo·lia/ (stref?o-sim-bo´le-ah)

1. a perceptual disorder in which objects seem reversed as in a mirror.

2. a type of dyslexia in which letters are perceived as if in a mirror; it begins with confusion between similar but oppositely oriented letters (b-d, q-p) and there may be a tendency to read backward.

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streph·o·sym·bo·li·a (strf-sm-bl-)

n.

The perception of objects reversed as if in a mirror; specifically, difficulty in distinguishing written or printed letters that extend in opposite directions but are otherwise similar, such as b and d.