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
Mayor Bloomberg was joined that day by another billionaire, George Kaiser, a lifelong Tulsan and the founder of GKFF.
—
Nicholas Lalla, WIRED, 4 Mar. 2025
Experiences like these can inspire a lifelong commitment to social responsibility, and graduates can carry these principles into their careers to shape the corporate world and society as a whole.
—Irma Becerra, Forbes, 3 Mar. 2025
Listeners miss out on the excitement of encountering a track that challenges their assumptions or a hidden gem that might become a lifelong favorite.
—Seth Yudof, Rolling Stone, 3 Mar. 2025
Encephalitis may lead to convulsions and can cause deafness or leave a child with a lifelong intellectual disability, health officials warn.
—Sara Moniuszko, CBS News, 3 Mar. 2025
See All Example Sentences for lifelong
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Nicholas Lalla, WIRED, 4 Mar. 2025
Experiences like these can inspire a lifelong commitment to social responsibility, and graduates can carry these principles into their careers to shape the corporate world and society as a whole.
—Irma Becerra, Forbes, 3 Mar. 2025
Listeners miss out on the excitement of encountering a track that challenges their assumptions or a hidden gem that might become a lifelong favorite.
—Seth Yudof, Rolling Stone, 3 Mar. 2025
Encephalitis may lead to convulsions and can cause deafness or leave a child with a lifelong intellectual disability, health officials warn.
—Sara Moniuszko, CBS News, 3 Mar. 2025
See All Example Sentences for lifelong
Cite this Entry
“Lifelong.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lifelong. Accessed 12 Mar. 2025.
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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