Sievert definition
The SI unit for the amount of ionizing radiation required to produce the same biological effect as one rad of high-penetration x-rays, equivalent to a gray for x-rays.
noun
The basic unit in the SI system that is used to measure the amount of biological damage caused by various types of ionizing radiation, equal to the dose that produces the same amount of damage in human tissue as one gray of X-rays (100 rem or 8.38 roentgens)
noun
The SI derived unit used to measure the amount of radiation necessary to produce the same effect on living tissue as one gray of high-penetration x-rays. The sievert is named after Swedish physicist Rolf Sievert (1896–1966).
Other Word Forms
Noun
Singular:
sievert
Plural:
sievertsOrigin of sievert
- After Rolf Maximilian Sievert (1896–1966), Swedish radiologist
From American Heritage Dictionary of the English Language, 5th Edition
- Named after the Swedish radiologist Rolf Sievert.
From Wiktionary