half–life

1 ENTRIES FOUND:
Save
half–life /ˈhæfˌlaɪf/ Brit /ˈhɑːfˌlaɪf/ noun
plural half–lives
half–life
/ˈhæfˌlaɪf/ Brit /ˈhɑːfˌlaɪf/
noun
plural half–lives
Learner's definition of HALF–LIFE
[count] technical
: the time it takes for a radioactive substance to lose half its radioactivity often used figuratively to describe how long something remains useful or popular
Comments & Questions
Comments & Questions
What made you want to look up half–life? Include any comments and questions you have about this word.