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

---

Example Sentences

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

Hancock and some former elected leaders involved in early discussions about the facility worry about the subterranean landfill becoming a dumping ground for high-level waste or commercial nuclear waste.

From Seattle Times • Mar. 23, 2019

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