Definition of maturity noun from the Oxford Advanced Learner's Dictionary



    BrE BrE//məˈtʃʊərəti//
    ; NAmE NAmE//ˈtʃʊrəti//
    ; BrE BrE//ˈtjʊərəti//
    ; NAmE NAmE//ˈtʊrəti//
    [uncountable] Middle age
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  1. 1the quality of thinking and behaving in a sensible, adult manner He has maturity beyond his years. Her poems show great maturity. compare immaturity See related entries: Middle age
  2. 2(of a person, an animal, or a plant) the state of being fully grown or developed The forest will take 100 years to reach maturity. compare immaturity
  3. 3(business) (of an insurance policy, etc.) the time when money you have invested is ready to be paid
  4. Word Originlate Middle English: from Latin maturitas, from maturus ‘timely, ripe’.Extra examples It can take years for these plants to reach full maturity. She has shown great maturity in her behaviour this term. The insects lay eggs when they approach maturity. These latest paintings show how the artist has really grown in maturity.
See the Oxford Advanced American Dictionary entry: maturity