middle-aged
Americanadjective
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being of the age intermediate between youth and old age, roughly between 45 and 65.
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characteristic of or suitable for persons of this age.
adjective
Other Word Forms
Derived Forms
Etymology
Origin of middle-aged
First recorded in 1600–10
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
“Homecare+ is a differentiated solution for new Gen-Z / Millennial homeowners with priorities outside of home maintenance, middle-aged working professionals who’d rather delegate, and aging Boomers with less mobility,” they said.
From Barron's • Jun. 4, 2026
"We want to explain the mechanism of why very old patients are getting less cancer, but middle-aged patients are getting more."
From Science Daily • May 31, 2026
There he meets with his chosen mark: Perla Hildegarda Inclán Arnao, a middle-aged spinster from a fallen family of coffee barons whose reserved nature doesn’t jibe with her passionate letters.
From Los Angeles Times • May 12, 2026
"He doesn't care about the consequences at all," says a middle-aged man on holiday in Chongqing.
From BBC • May 12, 2026
Then right before my eyes, her tired middle-aged face regained a bright, youthful complexion.
From "Summer of the Mariposas" by Guadalupe García McCall
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.