1. the art of writing words with the proper letters, according to accepted usage; correct spelling.
2. the part of language study concerned with letters and spelling.
3. a method of spelling, as by the use of an alphabet or other system of symbols; spelling.
4. a system of such symbols: Missionaries provided the first orthography for the language.
5. an orthographic projection, or an elevation drawn by means of it.
… at bottom I disrespect our orthography most heartily, and as heartily disrespect everything that has been said by anybody in defence of it. Nothing professing to be a defence of our ludicrous spellings has had any basis, so far as my observation goes, except sentimentality. – Mark Twain, “Chapters from My Autobiography,” North American Review, Volume CLXXXV, 1907
“Pardon me, sir. An urgent message just come on the despatch cart.” “‘Came,’ Constable.” The inspector examined the note. “Extraordinary. It seems, Constable Thackeray, that someone is asking me to release you from my class. I shall not refuse. Since the finer points of orthography have eluded you for so long, I am sure that they can wait another week. – Peter Lovesey, Abracadaver, 1972
Orthography stems from the Greek word orthós meaning “straight, upright, correct.” It entered English in the early 1400s.