How to pronounce “half-life”

Meaning

• [Noun]
• (nuclear physics) The time required for half the nuclei in a sample of an isotope to undergo radioactive decay.
• (physical chemistry) In a chemical reaction, the time required for the concentration of a reactant to fall from a chosen value to half that value.
• (medicine, pharmacology) The time it takes for a substance (drug, radioactive nuclide, or other) to lose half of its pharmacological, physiologic, or radiological activity.
• The amount of time it takes for an idea or a fashion to lose half of its influential power.

Practice Nearby Words

average, period, substance, half-time, decay constant, time constant, halvation, semi-period, halfwidth, semiwave, halfwave, residence time, reduced mass, half-value thickness, half-equation, relaxation time, semiamplitude, traveltime, light equation, radioisotope, secular equilibrium, disintegration, slowness, lambda, period doubling, vanadium-50, uranium-234, radioactive decay, hassium-270, uranium-238, specific activity, activity, polonium-210, dirac constant, thorium-228, planck time, time of flight, branching ratio, flowtime, kinetic energy, quarterwave, daughter, isomer, cross section, dirac's constant, alpha decay, radiodecay, decay chain, alpha radiation, beta radiation, dollar, beta decay, radionuclide, light hour, nuclear isomer, uranium-235, lithium-6, radiothermoluminescence, potassium-40, subwavelength, doublet, curie, thermoluminescence, californium-252, nuclear decay, delta particle, halfspace, nanohertz, pathline, jiffy, clocktime, permanence, linewidth, planck angular frequency, time, virial, hyperhydrogen, eigentime, nuclide, pseudoperiod, time-of-flight mass spectrometry, isotope effect, virtual particle, luminosity, fermion, hyperfragment, wavelength, lumen-hour, deuterium, light week, proper time, radiophysics, time dilation, unified atomic mass unit, planck acceleration, gamma decay, health physics, planck's constant, isotope, path length

Similar Sounds

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