'half life' definitions:
Definition of 'half life'
(from WordNet)
noun
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) [syn: half life, half-life]
Synonyms of 'half life'
From: Moby Thesaurus
- activity,
- artificial radioactivity,
- contamination,
- curiage,
- decontamination,
- fallout,
- natural radioactivity,
- nuclear radiation,
- radiant energy,
- radiation,
- radioactive radiation,
- radioactivity,
- radiocarbon dating,
- radiolucency,
- radiopacity,
- radiosensibility,
- radiosensitivity,
- saturation point,
- specific activity