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

• 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

Defenders tend to see it as a reflection of the Sandinistas’ values and political maturity. —Tim Brinkhof, JSTOR Daily, 8 Oct. 2025

Undoubtedly, there are players with potential and talent at Tuchel’s disposal, but very little valuable experience in a position that requires more maturity and discipline. —Rob Tanner, New York Times, 7 Oct. 2025

Shalett’s analysis suggests that AI capex maturity is approaching and some possible slowdowns are already visible. —Sydney Lake, Fortune, 7 Oct. 2025

Technically speaking, Ares has an infant’s emotional maturity at first, but swiftly develops empathy and other sophisticated feelings. —Peter Debruge, Variety, 7 Oct. 2025

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