American Heritage® Dictionary of the English Language, Fourth Edition
- n. The International System unit of radioactivity, equal to one nuclear decay or other nuclear transformation per second.
- Borrowing from French becquerel. Named after the French physicist Henri Becquerel. (Wiktionary)
- After Antoine Henri Becquerel. (American Heritage® Dictionary of the English Language, Fourth Edition)
“A becquerel is a measurement of radioactive intensity.”
“A becquerel is the measure of the radioactive decay of one unstable atom; a terabecquerel is a trillion becquerels.”
“A becquerel is a frequently used measure of radiation, and a petabecquerel is a million billion becquerels.”
“He says that before the crisis he had never heard of microsieverts and becquerel, the units of radiation measurement that he now spends so much time studying.”
“The amount found ranged from 2.2 to 8.0 becquerels per kilogram of iodine-131, far below the 100 becquerel per kilogram stipulated in the government's safety limit for milk and dairy products.”
“A becquerel represents one radioactive event per second.”
“From one milk sample from Iidate—the same village with the tainted water—5,200 becquerel per kilogram of iodine-131 was detected, about 17 times the 300-becquerel limit set by law.”
“From a sample from the town of Kunimi about 40 miles northwest of the plant—the most distant among the four locations—1,400 becquerel per kilogram of iodine-131 was detected.”
“The normal amount set by Japanese law is 2,000 becquerel per kilogram.”
“In raw milk samples collected from a farm in the town of Kawamata in Fukushima prefecture, up to 1,510 becquerel per kilogram of iodine-131 were detected, about five times the limit of 300 becquerel per kilogram set by law.”
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