• (America) IPA: /ɪˈɹɛɡjəlɚ/


  1. nonstandard; not conforming to rules or expectations
  2. (of a surface) rough
  3. without symmetry, regularity, or uniformity
  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)
  6. (grammar, of a word) not following the regular or expected patterns of inflection in a given language
    "Calves", "cacti", and "children" are irregular plurals.
    I hate learning all the irregular conjugations in French.
Synonyms Antonyms Translations Translations Translations Noun

irregular (plural irregulars)

  1. a soldier who is not a member of an official military force and, often, does not follow regular army tactics
  2. one who does not regularly attend a venue

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