from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Of or relating to orthography.
  • adj. Spelled correctly.
  • adj. Mathematics Having perpendicular lines.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Of a projection used in maps, architecture etc., in which the rays are parallel.
  • adj. Of, or relating to, orthography.

from the GNU version of the Collaborative International Dictionary of English

  • adj. Of or pertaining to orthography, or right spelling; also, correct in spelling
  • adj. Of or pertaining to right lines or angles.
  • n.

from The Century Dictionary and Cyclopedia

  • Pertaining to orthography; belonging to the writing of words with the proper letters; relating to the spelling of words: as, an orthographic error; orthographic reform.
  • In geometry, pertaining to right lines or angles.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adj. of or relating to or expressed in orthography


ortho- + -graph + -ic. Compare French orthographique, Latin orthographus, Ancient Greek ὀρθογράφος (orthographos). (Wiktionary)



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