Word Study
half life
THESAURUS
half life
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 activityFor further exploring for "half life" in Webster Dictionary Online