ALARA

noun

ə-ˈlär-ə 

: an effort, approach, or policy that aims to maintain the level of exposure to radiation or other hazardous materials (such as toxic chemicals) as far below regulatory limits as possible

Inherently, ALARA aims to achieve the lowest possible dose to the population …

—Jonathan M. Samet et al., in Cancer Epidemiology and Prevention

—often used before another noun

… believe strongly that the ALARA principle should be followed whenever possible …

—Eliot Siegel, Applied Radiology

Word History

Etymology

as low as reasonably achievable