- to make (an object or area) safe for unprotected personnel by removing, neutralizing, or destroying any harmful substance, as radioactive material or poisonous gas.
- to make free of contamination; purify: to decontaminate a sickroom.
Origin of decontaminate
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for decontaminate
That authorities are “doing our best” to decontaminate the area, shut down the plant, and return lives to normal.Fukushima Nuclear Cleanup Bogged Down in Bureaucracy, Could Take Decades
March 11, 2013
For the next three months, workers labored around the clock to decontaminate the site of deadly plutonium.America's Secret Nuclear Test Revealed in Area 51
May 13, 2011
Tony Blair managed to decontaminate the losing Labour brand in 1994 by rechristening his party “ New Labour.”America's Political Parties Need New Names
September 30, 2010
He needed to, in his phrase, “decontaminate the Conservative Party brand.”
He says that it really was essential to decontaminate the Tory brand.
They want our planets, and they didn't want to have to decontaminate them when they took them over.
Nobody's had time to decontaminate this whole planet like they did Earth.
A few essential manufactures had also been revived, mostly in the form of machine shops to decontaminate engine parts.The Year When Stardust Fell
Raymond F. Jones
- (tr) to render (an area, building, object, etc) harmless by the removal, distribution, or neutralization of poisons, radioactivity, etc
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
Word Origin and History for decontaminate
Online Etymology Dictionary, © 2010 Douglas Harper