How to use mature in a sentence. Mature people behave like adults in a way that shows they are well developed emotionally Fully developed in body or mind Complete in natural growth or development Find 726 different ways to say mature, along with antonyms, related words, and example sentences at thesaurus.com. Fully developed in body or mind, as a person
Pertaining to or characteristic of full development Fruit with a mature softness. Complete in natural growth or development, as plant and animal forms. See examples of mature used in a sentence. Young, youthful, immature, juvenile, green, adolescent, unripe, burgeoning [verse 1]she's me, i'm her in a different fontjust a few years younger, a new haircutvery leo of yo.