un·con·tam·in·atedBrE /ˌʌnkənˈtæmɪneɪtɪd/ 🔊NAmE /ˌʌnkənˈtæmɪneɪtɪd/ 🔊 adjectivenot harmed or spoilt by sth (for example, dangerous substances) 未被损害的;未受污染的◆uncontaminated water未被污染的水 OPP contaminate