Main Entry: du·al energy X–ray absorptiometry

Pronunciation: \ˈd(y)ü-əl-\

Function: noun

: absorptiometry in which the density or mass of a material (as bone or fat) is measured by comparing the amounts of absorption by the material of x-radiation of two different energies generated by an X-ray tube and which is used especially for determining bone mineral content—abbreviation DEXA, DXA