Synonyms of maturity
1
: the quality or state of being mature
especially : full development
the maturity of grain
maturity of judgment
lacks the wisdom and maturity needed to run the company
2
: termination of the period that an obligation (see obligation sense 2c) has to run

Examples of maturity in a Sentence

His behavior shows a lack of maturity. He reached emotional maturity late in his life. the maturity level of a child The bond will reach maturity in 10 years. Maturities on these bonds can be as long as 10 years.
Recent Examples on the Web
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Media reports praise his maturity and exceptional goalscoring ability. Tom Sanderson, Forbes.com, 1 Aug. 2026 Factors like maintenance, location, interest rates, and landscaping maturity can all influence which option makes the most sense for you and your family. Better Homes & Gardens, 1 Aug. 2026 Officials have revealed that the F-47 program has entered its engineering and manufacturing development phase with unprecedented maturity. Prabhat Ranjan Mishra, Interesting Engineering, 31 July 2026 For a player that caught so much heat for his lack of maturity during his time with the Pittsburgh Steelers, a nasty, public contractual dispute would have thought to be well within the range of possibilities entering this offseason. Nick Harris, Fort Worth Star-Telegram, 31 July 2026 See All Example Sentences for maturity

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of maturity was in the 15th century

Browse Nearby Words

Cite this Entry

“Maturity.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/maturity. Accessed 5 Aug. 2026.

Kids Definition

maturity

noun
1
: the quality or state of being mature
especially : full development
2
: the date when a note becomes due

Medical Definition

maturity

noun
ma·​tu·​ri·​ty
mə-ˈt(y)u̇r-ət-ē also -ˈchu̇r-
plural maturities
: the quality or state of being mature
especially : full development

Legal Definition

: termination of the period that a note or other obligation has to run : state or condition of having become due

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