Definition of unorthographically in English:

unorthographically

Pronunciation /(ˌ)ʌnɔːθəˈɡrafɪkli/

adverb

  • Not in accordance with correct or accepted spelling; not orthographically.

Origin

Late 17th century; earliest use found in Joshua Barnes (1654–1712), Greek scholar and antiquary. From un- + orthographically.