mature - definition and synonyms

verb [intransitive] 

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present tense
present participlematuring
past tensematured
past participlematured
  1. 1
    to start behaving like an adult and become more sensible as you get older

    She’s really matured in the last couple of years.

    1. a.
      to grow to full adult size

      The grey feathers become whiter as the bird matures.

       Synonyms and related words
  2. 3
    business if an investment matures, the person who owns it receives back the money that they invested and the interest that it has earned after a fixed period of time