lifetime

[lahyf-tahym]

noun

1. the time that the life of someone or something continues; the term of a life.

   peace within our lifetime.

2. Physics.,  mean life.

adjective

1. for the duration of a person's life.

   He has a lifetime membership in the organization.

lifetime

/ ˈlaɪfˌtaɪm /

noun

1. 1. the length of time a person or animal is alive

   2. ( as modifier )

      a lifetime supply

2. the length of time that something functions, is useful, etc

3. physics the average time of existence of an unstable or reactive entity, such as a nucleus, excited state, elementary particle, etc; mean life

Word History and Origins

Origin of lifetime¹

First recorded in 1175–1225, lifetime is from the Middle English word liftime. See life, time

Example Sentences

"For the first time in my lifetime, one of our two major political parties benefited in the last election from slightly distancing itself from the US," Mr Roggeveen said of Albanese.

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“Carriers here are looking to maximize lifetime value by converting strong device subsidies into years of higher monthly service revenue through 24 or 36-month financing contracts,” wrote Counterpoint senior analyst Maurice Klaehne.

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While she maintained some loyalty to your family during her lifetime, it would be folly to expect the same level of due diligence from her widower.

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I ask whether it's an invasion of Lee's privacy to publish posthumously these stories that Lee didn't choose to make public in her lifetime.

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The study identified two genes significantly associated with lifetime cannabis use.

Read more on Science Daily

Related Words

• career 
• life 
• period