- 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 decontamination
He says BP still owes him $15,000 for two deckhands and another $20,000 for decontamination and repainting of his boat.The Gulf of Mexico's Seafood Rebirth a Year After the BP Oil Spill
April 18, 2011
So he took a decontamination shower alone, clothes on, and then drove home through empty streets to his empty house.A Nuclear Meltdown Survivor Story
March 17, 2011
The Tories' "decontamination" strategy was designed for happier times.Will Britain's Conservatives Blow it?
February 28, 2010
He turned away and walked back to the decontamination chamber.
They passed through the decontamination shield and into the city.Tony and the Beetles
Philip K. Dick
Decontamination squads with fire bombs were shown as they sought to cleanse Euclid Avenue of its infected dead.Deepfreeze
Robert Donald Locke
And it took us two weeks of bunking with the sullen crew and decontamination before we could pick up life again.Let'em Breathe Space
Lester del Rey
He wandered around the decontamination room, looking at everything, hoping he might see something that would give him a clue.
- (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 decontamination
Online Etymology Dictionary, © 2010 Douglas Harper
- The removal or neutralization of a contaminating substance, such as poisonous gas or a radioactive material.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.