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  1. orthogonal love

Definitions

American Heritage® Dictionary of the English Language, Fourth Edition

  1. adj. Relating to or composed of right angles.
  2. adj. Mathematics Of or relating to a matrix whose transpose equals its inverse.
  3. adj. Mathematics Of or relating to a linear transformation that preserves the length of vectors.

Century Dictionary and Cyclopedia

  1. Pertaining to or depending upon the use of right angles.
  2. Right-angled.

Wiktionary

  1. adj. geometry Of two objects, at right angles; perpendicular to each other.
  2. adj. statistics Statistically independent, with reference to variates.
  3. adj. software engineering Of two or more aspects of a problem, able to be treated separately.
  4. adj. Of two or more problems or subjects, independent of or irrelevant to each other.

GNU Webster's 1913

  1. adj. Right-angled; rectangular.

WordNet 3.0

  1. adj. statistically unrelated
  2. adj. having a set of mutually perpendicular axes; meeting at right angles
  3. adj. not pertinent to the matter under consideration

Etymologies

  1. From Medieval Latin orthogonalis, from Latin orthogonius ("right-angled"). (Wiktionary)
  2. From Greek orthogōnios : ortho-, ortho- + gōniā, angle. (American Heritage® Dictionary of the English Language, Fourth Edition)

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‘orthogonal’ has been looked up 2971 times, loved by 5 people, added to 86 lists, and has a Scrabble score of 14.