mean life

  • 1mean life — Physics. 1. the average time that an unstable particle or nucleus survives before it decays. 2. See decay time. Also called average life, lifetime. * * * In radioactivity, the average lifetime of all the nuclei of a particular unstable atomic… …

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  • 2mean life — vidutinė gyvavimo trukmė statusas T sritis Standartizacija ir metrologija apibrėžtis Apibrėžtį žr. priede. priedas( ai) Grafinis formatas atitikmenys: angl. average lifetime; mean life vok. mittlere Lebensdauer, f rus. среднее время жизни, n… …

    Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • 3mean life — noun : average life * * * Physics. 1. the average time that an unstable particle or nucleus survives before it decays. 2. See decay time. Also called average life, lifetime …

    Useful english dictionary

  • 4mean life — (τ) the average time until decay for a sample of particles of a radionuclide or elementary particle, equal to the reciprocal of the decay constant or 1.443 times the half life. Called also lifetime …

    Medical dictionary

  • 5Life imprisonment — or life incarceration is a sentence of imprisonment for a serious crime, often for most or even all of the criminal s remaining life, but in fact for a period which varies between jurisdictions: many countries have a maximum possible period of… …

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  • 6Life of the Party — or The Life of the Party can mean:* Life of the Party (album), a 1999 album by The Planet Smashers * The Life of the Party (1930 film), a 1930 musical comedy film * The Life of the Party (album), a 1999 album by Neal McCoy * Life of the Party… …

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  • 7Life's What You Make It — can mean: * Life s What You Make It , a song by Hannah Montana * Life s What You Make It , a song by Talk Talk …

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  • 8Life imprisonment in England and Wales — Criminal procedure Criminal trials and convictions …

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  • 9mean — mean1 /meen/, v., meant, meaning. v.t. 1. to have in mind as one s purpose or intention; intend: I meant to compliment you on your work. 2. to intend for a particular purpose, destination, etc.: They were meant for each other. 3. to intend to… …

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  • 10Life on Mars — For other uses, see Life on Mars (disambiguation). An artist s impression of what Mars surface and atmosphere may look like if Mars were terraformed. Scientists have long speculated about the possibility of life on Mars owing to the planet s… …

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