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English definition of “irregularity”

irregularity

noun uk   /ɪˌreɡ.jəˈlær.ə.ti/ us    /-ˈler.ə.t̬i/

irregularity noun (SHAPE)

[C or U] the quality of not being regular in shape or form, or an example of this: The pictures showed cracks and other irregularities in otherwise perfectly regular crystals. The west of the island is famous for the irregularity of its coastline.

irregularity noun (RULE)

[C or U] something that is not correct or acceptable: The inspectors found several irregularities in the business accounts. The irregularity of (= the lack of rules for) English spelling means that it is easy to make mistakes.

irregularity noun (TIME/SPACE)

[U] the fact that something does not happen at regular times
(Definition of irregularity from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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