irregular

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See also: irregulär

English[edit]

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Etymology[edit]

From Old French irreguler, from Medieval Latin irregularis, from in- + regularis.

Pronunciation[edit]

Adjective[edit]

irregular (comparative more irregular, superlative most irregular)

  1. Nonstandard; not conforming to rules or expectations.
    • 1967, Barbara Sleigh, Jessamy, edition 1993, Sevenoaks, Kent: Bloomsbury, ISBN 0 340 19547 9, page 33:
      ‘ “It would be most irregular Grandpa!” says Miss Cecily frowning and tapping her foot. “Well, we’re a pretty irregular family so that’s neither here nor there,” says the old man, impish like. [...] ’
  2. Of a surface, rough.
  3. Without symmetry, regularity, or uniformity.
    • 1944, Miles Burton, chapter 5, The Three Corpse Trick:
      The hovel stood in the centre of what had once been a vegetable garden, but was now a patch of rank weeds. Surrounding this, almost like a zareba, was an irregular ring of gorse and brambles, an unclaimed vestige of the original common.
    • 2013 January 1, Paul Bartel, Ashli Moore, “Avian Migration: The Ultimate Red-Eye Flight”, American Scientist, volume 101, number 1, page 47–48: 
      Many of these classic methods are still used, with some modern improvements. For example, with the aid of special microphones and automated sound detection software, ornithologists recently reported […] that pine siskins (Spinus pinus) undergo an irregular, nomadic type of nocturnal migration.
    • 2013 July 19, Ian Sample, “Irregular bedtimes may affect children's brains”, The Guardian Weekly, volume 189, number 6, page 34: 
      Irregular bedtimes may disrupt healthy brain development in young children, according to a study of intelligence and sleeping habits.  ¶ Going to bed at a different time each night affected girls more than boys, but both fared worse on mental tasks than children who had a set bedtime, researchers found.
  4. (geometry, of a polygon) Not regular; having sides that are not equal or angles that are not equal.
  5. (geometry, of a polyhedron) Whose faces are not all regular polygons (or are not equally inclined to each other).

Antonyms[edit]

Derived terms[edit]

Translations[edit]

Noun[edit]

irregular (plural irregulars)

  1. A soldier who is not a member of an official military force and, often, does not follow regular army tactics.

Translations[edit]


Catalan[edit]

Adjective[edit]

irregular m, f (masculine and feminine plural irregulars)

  1. irregular

Antonyms[edit]

Related terms[edit]


Galician[edit]

Adjective[edit]

irregular m, f (plural irregulares)

  1. irregular

Portuguese[edit]

Adjective[edit]

irregular m, f (plural irregulares; comparable)

  1. irregular; nonstandard
  2. (grammar) irregular (not following an inflectional paradigm)

Spanish[edit]

Adjective[edit]

irregular m, f (plural irregulares)

  1. irregular