1
: lasting or continuing through life
a lifelong friendship
2
Examples of lifelong in a Sentence
He had a lifelong love of nature.
Recent Examples on the Web
Gerber joined the Art Deco Society after a lifelong interest in vintage clothing and textiles, similar to the items at their clothing fundraiser this past weekend.
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Daily News, 3 Apr. 2026
The Apple Original Films movie is an adaptation of a 1997 book written and illustrated by Travolta, inspired by the star’s childhood memories and lifelong passion for aviation.
—Georg Szalai, HollywoodReporter, 2 Apr. 2026
So her lifelong insistence that beauty doesn’t matter is worth examining.
—Alexis Benveniste, Allure, 2 Apr. 2026
Recorded by hosts Ann Gadzikowski and Elizabeth Romanski in Chicago, this podcast is for the ears of parents, guardians, teachers, and lifelong learners around the world.
—Encyclopedia Britannica, 2 Apr. 2026
See All Example Sentences for lifelong
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Daily News, 3 Apr. 2026
The Apple Original Films movie is an adaptation of a 1997 book written and illustrated by Travolta, inspired by the star’s childhood memories and lifelong passion for aviation.
—Georg Szalai, HollywoodReporter, 2 Apr. 2026
So her lifelong insistence that beauty doesn’t matter is worth examining.
—Alexis Benveniste, Allure, 2 Apr. 2026
Recorded by hosts Ann Gadzikowski and Elizabeth Romanski in Chicago, this podcast is for the ears of parents, guardians, teachers, and lifelong learners around the world.
—Encyclopedia Britannica, 2 Apr. 2026
See All Example Sentences for lifelong
Cite this Entry
“Lifelong.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lifelong. Accessed 6 Apr. 2026.
Copy CitationKids Definition
lifelong
adjective
life·long
ˈlī-ˌflȯŋ 
: continuing or lasting through life
a lifelong love for trees
a lifelong friendship
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