MIDDLE AGE Synonyms: 23 Similar and Opposite Words

middle age

noun

Definition of middle age

as in adulthood

the period in a person's life from about age 40 to about age 60 as our generation approaches middle age When he reached middle age, he became suddenly obsessed with reliving his carefree college years.

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Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of middle age High blood pressure, abnormal blood lipids, abdominal fat and impaired glucose regulation don’t suddenly materialize in middle age. — Paul McClure 23, New Atlas, 23 Aug. 2026 Visualizing Middle-Age Malaise Whitaker’s approach to middle age appears throughout the series. — Dana Feldman, Forbes.com, 17 Aug. 2026 The guests are millennial to middle age couples, mostly escaping LA or San Francisco! — Condé Nast, Condé Nast Traveler, 15 Aug. 2026 Before middle age, the two main vision disorders are myopia and hyperopia, or nearsightedness and farsightedness. — E. Tammy Kim, New Yorker, 15 Aug. 2026 See All Example Sentences for middle age

Recent Examples of Synonyms for middle age

Noun

And now, after 30 years of tumult and triumph, Bryan is trying on actual adulthood.

— Grayson Haver Currin, Pitchfork, 20 Oct. 2026
These children often take on adult responsibilities without receiving proper acknowledgment or support for doing so—and often have difficulty expressing their needs and maintaining healthy relationships in adulthood.

— Parents, Parents, 17 Oct. 2026

Definition of adulthood

Noun

Huntsinger said commercial almond farming had expanded rapidly in Placer County over the past decade, with many young orchards reaching maturity.

— Daniel Hunt, Sacbee.com, 16 Oct. 2026
But waiting for quantum maturity before designing for its convergence risks enterprises architecting for yesterday’s business boundaries.

— Rajjie Sarmey, Forbes.com, 16 Oct. 2026

Definition of maturity

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middle age

middle-aged

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“Middle age.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/middle%20age. Accessed 21 Oct. 2026.

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Synonyms of middle age

noun

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