[ see-vert ]
/ ˈsi vərt /
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
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Origin of sievert
named in honor of Swedish radiologist Rolf Maximilian Sievert (1896–1966)
Words nearby sievert
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
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 Grey
Compressed air or steam is also used for fashioning very large vessels, baths, dishes and reservoirs by the “Sievert” process.
British Dictionary definitions for sievert
/ (ˈsiːvət) /
the derived SI unit of dose equivalent, equal to 1 joule per kilogram. 1 sievert is equivalent to 100 remsSymbol: 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
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Medical definitions for sievert
[ sē′vərt ]
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.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for 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).
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.