mare clausum

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noun ma·re clau·sum \ˈmär-(ˌ)ā-ˈklau̇-səm, -ˈklȯ-\

Definition of mare clausum

  1. :  a navigable body of water (such as a sea) that is under the jurisdiction of one nation and is closed to other nations

Origin and Etymology of mare clausum

New Latin, literally, closed sea


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