Comprehensive
Dictionary Suite
Help
Help
Help
 
Advanced Dictionary      
Lookup History
half-life

half-life

 
pronunciation:
haef laIf
features:
Word Combinations (noun)
part of speech: noun
inflections: half-lives
definition: in physics, the time required for disintegration of half the atoms in a given quantity of radioactive material.
Word CombinationsSubscriber feature About this feature