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high-level waste

British  

noun

  1. radioactive waste material, such as spent nuclear fuel initially having a high activity and thus needing constant cooling for several decades by its producers before it can be reprocessed or treated Compare intermediate-level waste low-level waste

"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

Example Sentences

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It starts with a removal system that separates high-level waste that’s more toxic and radioactive from low-activity waste that is simpler to process and store.

From Seattle Times • Feb. 25, 2024

Reclassifying some of the high-level waste under the new interpretation means it can legally be sent to commercial facilities for storing waste deemed less radioactive.

From Washington Times • Dec. 29, 2021

A recent Royal Commission report argues that South Australia could profit by storing high-level waste from nuclear reactors overseas, buried deep underground at a location still to be chosen. 

From Reuters • Aug. 17, 2016

New Mexico, in agreeing to WIPP, required that Congress enshrine in law a promise that the feds would not send high-level waste into the state.

From Forbes • Jan. 25, 2012

“Apparently, the N.R.C.’s senior leadership is ineffective in upholding the integrity of this agency,” said Aby Mohseni, acting director of the commission’s division for high-level waste repository safety.

From New York Times • Jun. 24, 2011

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