1 lifetime | Definition of lifetime

lifetime

noun
life·​time | \ ˈlÄ«f-ËŒtÄ«m How to pronounce lifetime (audio) \

Definition of lifetime

 (Entry 1 of 2)

1a : the duration of the existence of a living being (such as a person or an animal) or a thing (such as a star or a subatomic particle)
2 : an amount accumulated or experienced in a lifetime a lifetime of regrets

lifetime

adjective

Definition of lifetime (Entry 2 of 2)

1 : lifelong
2 : of long duration or continuance lifetime legislation
3 : measured or achieved over the span of a career a baseball player's lifetime batting average

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Synonyms for lifetime

Synonyms: Noun

continuance, date, duration, life, life span, run, standing, time

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Examples of lifetime in a Sentence

Noun

a lifetime spent traveling the world It would have taken me a lifetime to read all those books. Childhood seems a lifetime ago now! a chemical with a lifetime of only a few minutes the lifetime of a planet
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Recent Examples on the Web: Noun

When you're used to winning with alarming regularity, that's practically a lifetime. SI.com, "Das Reboot (Part 2): Where Do Joachim Low's Germany Go From Here?," 7 Sep. 2019 Judge Norko was a lifetime James W. Cooper Fellow of the Connecticut Bar Foundation and was a past president of the board of directors. courant.com, "Raymond R. Norko," 1 Sep. 2019 Even the second-best theme-park shills in Orlando provided my kids with the joy of a lifetime, at least until the next outlandishly expensive trip. Kyle Smith, National Review, "Orlando Magic," 22 Aug. 2019 Imagine reducing the stress that comes with paying off an unreasonably large sum of money in one lifetime. Colin Nissan, The New Yorker, "Pay Off Your Student Debt in Three Easy Lifetimes," 19 Aug. 2019 The polymathic writer and public official authored some 30 books during his lifetime, covering such diverse topics as fine arts, religion and numismatics. Brigit Katz, Smithsonian, "A 17th-Century Ode to Salads Is Heading to Auction," 15 Aug. 2019 Willson Contreras, who is 7-for-13 lifetime against Anderson, will bat second for the first time this season. Mark Gonzales, chicagotribune.com, "Robel Garcia bats leadoff for Cubs, Javier Baez slides to 5th vs. Brewers," 27 July 2019 The brothers’ grief, a lifetime apart, illustrates the serialized experience of violent crime and trauma, and a persistent lack of justice, that affects entire villages in Alaska. Kyle Hopkins, ProPublica, "Clergy Abused an Entire Generation in This Village. With New Traumas, Justice Remains Elusive.," 26 July 2019 Sharks lose up to 30,000 teeth over their lifetimes, which is why the ocean floor is littered with them. Erin Davis And Katherine Dillinger, CNN, "Shark Awareness Day facts to make you rethink 'Jaws'," 14 July 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lifetime.' 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 lifetime

Noun

13th century, in the meaning defined at sense 1a

Adjective

1834, in the meaning defined at sense 1

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More Definitions for lifetime

lifetime

noun

English Language Learners Definition of lifetime

: the time during which a person is alive
: a very long time
: the time during which something lasts or is useful

lifetime

noun
life·​time | \ ˈlÄ«f-ËŒtÄ«m How to pronounce lifetime (audio) \

Kids Definition of lifetime

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More from Merriam-Webster on lifetime

Rhyming Dictionary: Words that rhyme with lifetime

Thesaurus: All synonyms and antonyms for lifetime

Spanish Central: Translation of lifetime

Nglish: Translation of lifetime for Spanish Speakers

Britannica English: Translation of lifetime for Arabic Speakers