The meaning of IRREGULAR is not being or acting in accord with laws, rules, or established custom. How to use irregular in a sentence. Synonym Discussion of Irregular.

IRREGULAR meaning: 1. (of behaviour or actions) not according to usual rules or what is expected: 2. An irregular…. Learn more.

10 meanings: 1. lacking uniformity or symmetry; uneven in shape, position, arrangement, etc 2. not occurring at expected or.... Click for more definitions.

Define irregular. irregular synonyms, irregular pronunciation, irregular translation, English dictionary definition of irregular. adj. 1. Contrary to rule, accepted order, or general practice: …

irregular /ɪˈrɛɡjʊlə/ adj lacking uniformity or symmetry; uneven in shape, position, arrangement, etc not occurring at expected or equal intervals: an irregular pulse differing from the normal or …

Find 1077 different ways to say IRREGULAR, along with antonyms, related words, and example sentences at Thesaurus.com.

Oct 31, 2025 · Irregular bedtimes may disrupt healthy brain development in young children, according to a study of intelligence and sleeping habits. ¶ Going to bed at a different time each …

Irregular definition: without symmetry, even shape, formal arrangement, etc... See examples of IRREGULAR used in a sentence.

IRREGULAR meaning: 1 : not normal or usual not following the usual rules about what should be done; 2 : not even or smooth not regular in form or shape

Definition of irregular adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.