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

Gukesh has a maturity that seems connected to his openness to instinctual play, and to his awareness of the depth and power of human feeling. —Louisa Thomas, New Yorker, 26 Apr. 2026

Beck’s decision-making showed more maturity in his final college season, but pressure can pull him back into old habits. —Jordan McPherson, Miami Herald, 25 Apr. 2026

This outlook is based on themes from Bill Jones' Big Green NFL Draft Scouting Notebook, which highlights the Cowboys' emphasis on intelligence, versatility, and maturity on defense, as well as their need to add more top‑100 picks to address multiple roster holes. —Bill Jones, CBS News, 24 Apr. 2026

One of the fastest-growing shade providers is the mulberry tree (Morus), which can reach heights of 40 to 50 feet at maturity. —Sj McShane, Martha Stewart, 24 Apr. 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