maturity

noun

ma·​tu·​ri·​ty mə-ˈchu̇r-ə-tē 

-ˈchər-

also

-ˈtu̇r- 

-ˈtyu̇r-

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

Synonyms of maturity

• adulthood

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

Those who are buying individual issues from the government via TreasuryDirect can purchase them in increments of $100 and in 5-, 10- and 30-year maturities. — Darla Mercado, Cfp®, CNBC, 23 Sep. 2026

That ability to mobilize private investment alongside public investment is a strong sign of confidence in Spanish audiovisual production and the sector’s industrial maturity. — John Hopewell, Variety, 19 Sep. 2026

Still, seeing an account of this size through to the maturity date won't necessarily be easy and withdrawing your funds prematurely could be costly. — Matt Richardson, CBS News, 16 Sep. 2026

Colandrea has added elements of maturity, confidence and play-making to the Huskers in early season wins. — Mitch Sherman, New York Times, 15 Sep. 2026

Word History

First Known Use

15th century, in the meaning defined at sense 1

Rhymes for maturity

• impurity
• obscurity
• security
• biosecurity
• cybersecurity
• immaturity
• insecurity
• prematurity
• purity
• surety

Kids Definition

maturity

noun

ma·​tu·​ri·​ty mə-ˈt(y)u̇r-ət-ē 

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

maturity

noun

ma·​tu·​ri·​ty mə-ˈtu̇r-ə-tē, -ˈchu̇r- 

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