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mean life
(redirected from Mean lifetime)

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mean life
n
(Physics / General Physics) Physics the average time of existence of an unstable or reactive entity, such as a nucleus, elementary particle, charge carrier, etc.; lifetime. It is equal to the half-life divided by 0.693 15. Symbol τ
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Introduction The precise measurement of the mean lifetime [[tau].
First ever storage of ultracold neutrons in a magnetic trap made of ... by Kovrizhnykh, N.A. / Journal of Research of the National Institute of Standards and Technology
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The distribution's mean lifetime is 75 months and its median is 73 months.
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