relative biological effectiveness


Also found in: Thesaurus, Medical, Legal, Acronyms, Encyclopedia, Wikipedia.

relative biological effectiveness

n.
A measure of the capacity of a specific ionizing radiation to produce a specific biological effect, expressed relative to a reference radiation, such as radium gamma rays or 200-volt x-rays.

relative biological effectiveness

The ratio of the number of rads of gamma (or X) radiation of a certain energy that will produce a specified biological effect to the number of rads of another radiation required to produce the same effect measures the "relative biological effectiveness" of the latter radiation.
Mentioned in ?
Full browser ?