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half-life |
Grep of noun half-life half-life Overview of noun half-life The noun half-life has 1 sense (no senses from tagged texts) 1. half life, half-life -- (the time required for something to fall to half its initial value (in particular, the time for half the atoms in a radioactive substance to disintegrate)) Overview of noun half-life The noun half-life has 1 sense (no senses from tagged texts) 1. half life, half-life -- (the time required for something to fall to half its initial value (in particular, the time for half the atoms in a radioactive substance to disintegrate))