décontaminer betyder på engelska

decontaminate [decontaminated, decontaminating, decontaminates]▼◼◼◼(to remove contamination from (something), rendering it safe)
verb
[UK: ˌdiːk.ən.ˈtæ.mɪ.neɪt] [US: dik.ən.ˈtæ.mə.ˌnet]