Definition of IRREGULAR

irregular

Plural: irregulars

Noun

  • a member of an irregular armed force that fights a stronger force by sabotage and harassment
  • merchandise that has imperfections; usually sold at a reduced price without the brand name
  • A soldier who is not a member of an official military force and who may not use regular army tactics.
  • One who does not regularly attend a venue.

Adjective

  • contrary to rule or accepted order or general practice
    • "irregular hiring practices"
  • (used of the military) not belonging to or engaged in by regular army forces
    • "irregular troops"
    • "irregular warfare"
  • (of solids) not having clear dimensions that can be measured; volume must be determined with the principle of liquid displacement

Adjective Satellite

  • not occurring at expected times
  • falling below the manufacturer's standard
    • "irregular jeans"
  • deviating from normal expectations; somewhat odd, strange, or abnormal
    • "highly irregular behavior"
  • lacking continuity or regularity
    • "an irregular worker"
  • (of a surface or shape); not level or flat or symmetrical
    • "walking was difficult on the irregular cobblestoned surface"
  • independent in behavior or thought
    • "she led a somewhat irregular private life"

Adj

  • Nonstandard; not conforming to rules or expectations.
  • Rough (of a surface).
  • Without symmetry, regularity, or uniformity.
  • Not regular; having sides that are not equal or angles that are not equal.
  • Whose faces are not all regular polygons (or are not equally inclined to each other).
  • Not following the regular or expected patterns of.
  • "Calves", "cacti", and "children" are irregular plurals.
  • To buy is an irregular English verb, its past simple and past participle tense is "bought".
  • I hate learning all the irregular conjugations in French.

Origin / Etymology

From Middle English irreguler, from Old French irreguler, from Medieval Latin or Late Latin irrēgulāris, from in- + regularis, equivalent to ir- + regular.

Antonyms

regular

Scrabble Score: 10

irregular: valid Scrabble (US) TWL Word
irregular: valid Scrabble Word in Merriam-Webster MW Dictionary
irregular: valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 13

irregular: valid Words With Friends Word