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

Dahlias reach maturity and bloom about eight to ten weeks after the tubers are planted in late spring. —Mary Marlowe Leverette, Southern Living, 9 July 2025

Other factors to consider when evaluating the nutrient content of coconut include the type of fruit (cultivar), maturity, and processing methods. —Amy Brownstein, Verywell Health, 9 July 2025

Jason Lipshutz: From a big-picture perspective, Virgin serves as a sonic and critical course correction for Lorde, as well as her first truly adult album, an ode to late-twenties experiences and uncertainties that carries a newfound maturity and self-awareness. —Hannah Dailey, Billboard, 8 July 2025

My company's own learning operations maturity model outlines five levels of operational sophistication: 1. —Ryan Austin, Forbes.com, 7 July 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