sievert

noun
sie·​vert | \ ˈsē-vərt How to pronounce sievert (audio) \

Definition of sievert

: an SI unit for the dosage of ionizing radiation equal to 100 rems

Examples of sievert in a Sentence

Recent Examples on the Web

Exposure to 10 sieverts will lead to person’s death within weeks, reports McCurry. Jason Daley, Smithsonian, "Scientists Measure Highest Radiation Levels Yet Inside Fukushima’s Damaged Reactors," 6 Feb. 2017 The previous high in the reactor was 73 sieverts recorded in 2012, reports The Japan Times. Jason Daley, Smithsonian, "Scientists Measure Highest Radiation Levels Yet Inside Fukushima’s Damaged Reactors," 6 Feb. 2017 The robot used Wednesday was designed to tolerate radiation of up to 200 sieverts — a level that can kill humans instantly. Washington Post, "Swimming robot probes Fukushima reactor to find melted fuel," 19 July 2017 One sievert—the international measurement of radiation exposure—is enough to cause radiation sickness, infertility and cataracts. Jason Daley, Smithsonian, "Scientists Measure Highest Radiation Levels Yet Inside Fukushima’s Damaged Reactors," 6 Feb. 2017 The previous high in the reactor was 73 sieverts recorded in 2012, reports The Japan Times. Jason Daley, Smithsonian, "Scientists Measure Highest Radiation Levels Yet Inside Fukushima’s Damaged Reactors," 6 Feb. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sievert.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of sievert

1945, in the meaning defined above

History and Etymology for sievert

Rolf Maximilian Sievert †1966 Swedish radiologist

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More Definitions for sievert

sievert

noun
sie·​vert | \ ˈsē-vərt How to pronounce sievert (audio) \

Medical Definition of sievert

: an SI unit for the dosage of ionizing radiation equal to 100 rems abbreviation Sv