Definition of "unmetalled" []

• Not metalled. (adjective)

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• "One national standard unmetalled road passes through the reserve from Agadez through Iférouane to the Algerian border."
• "In Afghanistan, where cover is also sparse in some areas, but many more of the roads are unmetalled, the mine is commonly used."
• "The lane to the farm was unmetalled and filled with ruts."