Lifetime



[lahyf-tahym] /ˈlaɪfˌtaɪm/

noun
1.
the time that the life of someone or something continues; the term of a life:
peace within our lifetime.
2.
Physics. .
adjective
3.
for the duration of a person’s life:
He has a lifetime membership in the organization.
/ˈlaɪfˌtaɪm/
noun
1.

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
n.

also life-time, early 13c., from life (n.) + time (n.). One word from 19c. Old English had lifdæg in same sense, literally “life day.”

lifetime life·time (līf’tīm’)
n.

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  • Life-vest

    noun 1. .

  • Lifeway

    [lahyf-wey] /ˈlaɪfˌweɪ/ noun 1. a way of life; a manner of living. 2. any of the customs and practices of a culture. n. “way of life,” 1960s, an unconscious revival of Old English lifweg; see life (n.) + way.



  • Lifework

    [lahyf-wurk] /ˈlaɪfˈwɜrk/ noun 1. the complete or principal , labor, or task of a lifetime.

  • Life-zone

    noun 1. a geographic region characterized by a distinct set of animals and plants.



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