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1

irregular

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adjective ir·reg·u·lar \i-ˈre-gyə-lər, ˌi(r)-\

Simple Definition of irregular

  • : not normal or usual : not following the usual rules about what should be done

  • : not even or smooth : not regular in form or shape

  • : happening or done at different times that change often

Source: Merriam-Webster's Learner's Dictionary

Full Definition of irregular

  1. 1 a :  not being or acting in accord with laws, rules, or established custom <irregular conduct> b :  not conforming to the usual pattern of inflection <irregular verbs>; specifically :  strong 16 c :  not following a usual or prescribed procedure; especially British :  celebrated without either proclamation of the banns or publication of intention to marry <irregular marriage>

  2. 2 :  not belonging to or a part of a regular organized group; specifically :  not belonging to a regular army but raised for a special purpose <irregular troops>

  3. 3 a :  lacking perfect symmetry or evenness <an irregular coastline> b :  having one or more floral parts of the same whorl different in size, shape, or arrangement; specifically :  zygomorphic

  4. 4 :  lacking continuity or regularity especially of occurrence or activity <irregular employment>

irregularly

adverb

Examples of irregular in a sentence

  1. His behavior as a teacher was highly irregular.

  2. Her application was handled in an irregular manner.

  3. a very jagged, irregular surface

  4. The stone has an irregular shape.

  5. He has a very irregular schedule.

  6. The festival has been held at irregular intervals.



Origin and Etymology of irregular

Middle English irreguler, from Anglo-French, from Late Latin irregularis not in accordance with rule, from Latin in- + regularis regular


First Known Use: 14th century

Synonym Discussion of irregular

irregular, anomalous, unnatural mean not conforming to rule, law, or custom. irregular implies not conforming to a law or regulation imposed for the sake of uniformity in method, practice, or conduct <concerned about his irregular behavior>. anomalous implies not conforming to what might be expected because of the class or type to which it belongs or the laws that govern its existence <her drive made her an anomalous figure in a sleepy organization>. unnatural suggests what is contrary to nature or to principles or standards felt to be essential to the well-being of civilized society <prisoners treated with unnatural cruelty>.

2

irregular

noun ir·reg·u·lar

Simple Definition of irregular

  • : a soldier who does not belong to a country's official army

Source: Merriam-Webster's Learner's Dictionary

Full Definition of irregular

  1. :  one that is irregular: as a :  a soldier who is not a member of a regular military force b plural :  merchandise that has minor defects or that falls next below the manufacturer's standard for firsts

15th Century

First Known Use of irregular

15th century


IRREGULAR Defined for Kids

irregular

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adjective ir·reg·u·lar \i-ˈreg-yə-lər\

Definition of irregular for Students

  1. 1 :  not following custom or rule <Her methods are most irregular.>

  2. 2 :  not following the usual manner of inflection <The verb “sell” is irregular because its past tense is “sold,” not “selled.”>

  3. 3 :  not straight, smooth, or even <an irregular coastline>

  4. 4 :  not continuous or coming at set times <He works irregular hours.>

irregularly

adverb



Medical Dictionary

irregular

play
adjective ir·reg·u·lar \(ˈ)ir-ˈ(r)eg-yə-lər\

Medical Definition of irregular

  1. 1:  lacking perfect symmetry of form :  not straight, smooth, even, or regular <irregular teeth>

  2. 2a:  lacking continuity or regularity of occurrence, activity, or function <irregular breathing>bof a physiological function :  failing to occur at regular or normal intervals <irregular menstruation> <have your bowels been irregular>cof an individual :  failing to defecate at regular or normal intervals <was constipated and very irregular>

irregularly

adverb



Law Dictionary

irregular

play
adjective ir·reg·u·lar \ir-ˈre-gyə-lər\

Legal Definition of irregular

  1. :  not in accord with laws, rules, procedures, or established custom

irregularly

adverb




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