- 1the quality of thinking and behaving in a sensible, adult manner He has maturity beyond his years. Her poems show great maturity.
Definitions on the go
Look up any word in the dictionary offline, anytime, anywhere with the Oxford Advanced Learner’s Dictionary app.
- 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.
- 3(business) (of an insurance policy, etc.) the time when money you have invested is ready to be paid
Check pronunciation: maturity