Orthographically
The Century Dictionary and Cyclopedia
In an orthographic manner.
the GNU version of the Collaborative International Dictionary of English
adverb.
according to the rules of proper spelling.
adverb.
according to orthographic projection.
Wiktionary, Creative Commons Attribution/Share-Alike License
adverb.
In an
orthographical
manner; using proper spelling, capitalization and grammar.
adverb.
Using an orthographic projection
Word Usage
"Mrs. lacks a vowel orthographically, and has to trade its r for two [ɪ] s and an extra [z] just to get pronounced (as [mɪzɪz])!"