Definitions for "decontaminate"
To remove contamination or contaminants from, by a cleansing process; -- usually used of radioactive, infectious, or toxic materials; as, to decontaminate clothing worn by persons with infective disease; decontaminate an area of PCB's after explosion of a transformer.
To breakdown, neutralize, or remove a radioactive, chemical, or biological substance that poses a hazard to personnel or equipment.
rid of contamination; "The soil around the housing development had to be decontaminated by the city"