life·​long | \ ˈlīf-ˌlȯŋ How to pronounce lifelong (audio) \

Definition of lifelong

1 : lasting or continuing through life a lifelong friendship

Examples of lifelong in a Sentence

He had a lifelong love of nature.
Recent Examples on the Web Brown is a lifelong Indians fan who often boosts the team on social media. Sabrina Eaton, cleveland, "Sen. Sherrod Brown wants Cleveland’s baseball team renamed the Buckeyes," 8 July 2020 In This Our Life (1942) Based on a Pulitzer-Prize winning novel of the same name, In This Our Life paired de Havilland with another grande dame of the silver screen, Bette Davis (the two would go on to be lifelong friends). Maureen Lee Lenker,, "9 Olivia de Havilland movies to watch for her 104th birthday that aren’t ‘Gone with the Wind’," 1 July 2020 Her first introduction to new roommates who may become lifelong friends, first semester away from home, first foray into independence. Suzanne Hirt (, USA TODAY, "'A scary reality': Students react to colleges' reopening plans with mix of optimism, fear," 30 June 2020 Ricky, who was a walk-on at Alabama, manned the grill while Jamie, an Auburn grad but lifelong Alabama fan, made sure everyone had on something representing the Tide. Giana Han, al, "How Dani Loeb became the first Alabamian on the US National Ski team," 14 June 2020 The work of identifying hundreds of specimens was parceled out to others, many of whom became lifelong friends and colleagues. National Geographic, "Darwin's first—and only—trip around the world began a scientific revolution," 11 June 2020 But, his strength of character earned him the respect of lifelong friends and colleagues alike. James Weber,, "Author, former Cincinnati Enquirer sportswriter Lonnie Wheeler died at age 68," 10 June 2020 Alexa & Katie: What will senior year for these two lifelong best friends entail? Christopher Rosa, Glamour, "Make I May Destroy You the One Show You Can't Miss This Week," 7 June 2020 From a young age, her lifelong dedication to empowering women quickly gained global attention, propelling her to become a best-selling author and the youngest person to win a Nobel Peace Prize. Georgia Slater,, "SeeHer Story Celebrates Malala Yousafzai, an Icon of Female Education, in Episode 3," 10 July 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lifelong.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of lifelong

1613, in the meaning defined at sense 1

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Time Traveler for lifelong

Time Traveler

The first known use of lifelong was in 1613

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Statistics for lifelong

Last Updated

2 Aug 2020

Cite this Entry

“Lifelong.” Dictionary, Merriam-Webster, Accessed 6 Aug. 2020.

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More Definitions for lifelong


How to pronounce lifelong (audio)

English Language Learners Definition of lifelong

: continuing or lasting through a person's life


life·​long | \ ˈlīf-ˌlȯŋ How to pronounce lifelong (audio) \

Kids Definition of lifelong

: continuing through life a lifelong friendship

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