half-life
half-life
englantiyhteys|fysiikka|k=en puoliintumisaika
Liittyvät sanat: radioactive decay
Synonyymisanakirja
half-life
kausi, ajanjakso, aikakausi, periodi, vaihe, puoliintumisaika.
Englannin sanakirja
half-life (englanti > suomi)
half-life englanniksi
puhekieltä The time required for half of the nucleus nuclei in a sample of a specific isotope to undergo radioactive decay.
puhekieltä In a chemical reaction, the time required for the concentration of a reactant to fall from a chosen value to half that value.
puhekieltä The time it takes for a substance (drug, radioactive nuclide, or other) to lose half of its pharmacological, physiologic, or radiological activity.
The time it takes for an idea or a fashion to lose half of its influential power.
1991, Robert Ackerman, Introduction to Jane Ellen Harrison's Prolegomena to the Study of Greek Religion (1903)