IRREGULAR definition and meaning | Collins English Dictionary
https://www.collinsdictionary.com/dictionary/english/irregular
WEB6 days ago · irregular, abnormal, exceptional imply a deviation from the regular, the normal, the ordinary, or the usual. irregular, not according to rule, refers to any deviation, as in form, arrangement, action, and the like; it may imply such deviation as a mere fact, or as regrettable, or even censurable.
DA: 44 PA: 21 MOZ Rank: 20