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immature Syllabification: im·ma·ture
Pronunciation: /ˌiməˈto͝or/

Definition of immature in English:


1Not fully developed: many of the fish caught are immature immature fruit
More example sentences
  • The olives, having done pretty well last year, have shed all their immature fruit.
  • In that eggplant does not experience a marked ripening stage like tomato and pepper, immature and mature fruit were compared.
  • I discovered three of them eating the immature fruits in the tree's spreading crown.
unripe, not mature, premature, unmellowed;
undeveloped, unformed, unfinished, raw, embryonic
1.1Having or showing emotional or intellectual development appropriate to someone younger: his immature sense of humor
More example sentences
  • Then again I did ask for it I called someone an emotionally immature moron.
  • Callie knew she was acting a little immature, but she didn't care.
  • He is annoying and a bit immature for his age, but that's okay.


Pronunciation: /ˌiməˈto͝o(ə)rlē/
Example sentences
  • The youth definitely handled the situation rather immaturely, i.e: turning into a mob, but I think the city should have anticipated this mass influx of drunken youth, and maybe given them something to do.
  • Some of us act maturely and some act immaturely.
  • After not inconsiderable troubles in my life I was thinking excitedly if immaturely that this was a bit of a milestone - something to celebrate.


Mid 16th century (in the sense 'premature', referring to death): from Latin immaturus 'untimely, unripe', from in- 'not' + maturus 'ripe' (see mature).

Words that rhyme with immature

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