mare liberum


ma·re li·be·rum

noun \ˈmär-(ˌ)ā-ˈlē-bə-ˌrm\

Definition of MARE LIBERUM

1
:  a navigable body of water (as a sea) that is open to all nations

Origin of MARE LIBERUM

New Latin, literally, free sea
First Known Use: 1652

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