mean life


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mean life

n
(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
References in periodicals archive ?
If we don't make life mean life, the minimum sentence for murder must be at least 40 years.
At the UK's Appeal Court three judges told him his crimes were so deranged, life must mean life.
The mean life span of male flies receiving 200 mg/liter carnosine approached that of females.
Professor Nikola Popovski shares this view and says that even if a country declares bankruptcy it does not mean life would end.
I can't imagine a greater comfort than to know that your own death, unwelcome as it will be when it comes, may mean life for someone else.
However, the negotiations regarding the independent status of MPC mean life or death for an independent church.
Beverley, of Pennywell, said: "This is to get the Government to sit up and realise that life should mean life.
McKeever told the federation's annual conference: "When our colleagues are murdered, in the absence of the death penalty, life should mean life.
They also said: 'We believe a life sentence in his case should mean life.
BUT YOUR STAND MAY MEAN LIFE OR DEATH TO A SOLDIER WHOSE MIG MUST BE READY FOR FIRING .
The 25-year-old, from Woking, Surrey, showed no emotion as Judge Ann Goddard said that in his case: "Life should mean life.
They manage to get out, but that doesn't mean life gets better for the bunch as they re-acclimate to society as carnies, mall security guards and ``American Idol'' aspirants.