sievert
[ see-vert ]
/ ˈsi vərt /
noun Physics.
the standard unit in the International System of Units (SI) of dose equivalent having the same biological effect as one joule of x-rays per kilogram of recipient mass (or one gray): The average person receives about 2 to 3 one-thousandths of a sievert per year from naturally occurring radiation in the environment. Abbreviation: Sv
Origin of sievert
named in honor of Swedish radiologist Rolf Maximilian
Sievert (1896–1966)
Words nearby sievert
sieve graft,
sieve of eratosthenes,
sieve tube,
sieve-tube element,
sievers,
sievert,
sieyès,
sif,
sifaka,
sifnos,
sift
Example sentences from the Web for sievert
Sievert Nielsen, whom I have mentioned elsewhere, was the fourth of my men.
Tales of lonely trails |Zane GreyCompressed air or steam is also used for fashioning very large vessels, baths, dishes and reservoirs by the “Sievert” process.
British Dictionary definitions for sievert
sievert
/ (ˈsiːvət) /
noun
the derived SI unit of dose equivalent, equal to 1 joule per kilogram. 1 sievert is equivalent to 100 rems
Symbol: Sv
(formerly) a unit of gamma radiation dose approximately equal to 8.4 × 10 –2 gray
Word Origin for sievert
C20: named after Rolf
Sievert (1896–1966), Swedish physicist
Medical definitions for sievert
sievert
[ sē′vərt ]
n.
A unit of ionizing radiation absorbed dose equivalent in the International System of Units, obtained as a product of the absorbed dose measure in grays and a dimensionless factor, stipulated by the International Commission on Radiological Protection, and indicating the biological effectiveness of the radiation.
Scientific definitions for sievert
sievert
[ sē′vərt ]
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).