English edit

Etymology edit

From pattern +‎ -less.

Adjective edit

patternless (not comparable)

  1. Without a decorative pattern.
    • 1852 March – 1853 September, Charles Dickens, Bleak House, London: Bradbury and Evans, [], published 1853, →OCLC:
      "I ought to imitate you, in fact, Mr. Vholes?" says Richard, sitting down again with an impatient laugh and beating the devil's tattoo with his boot on the patternless carpet.
  2. Without a repeating pattern; random.
  3. (of certain machinery for cutting shapes) That does not cut around a pattern.
  4. (in computer science, of an object) That does not belong to a programming or markup pattern.