mare clausum

noun

A body of water within the jurisdiction of a particular nation, and not part of the open sea.

OriginLatin mare clausum →
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Meanings

noun
  1. international lawA body of water within the jurisdiction of a particular nation, and not part of the open sea.

Origin

  1. Latinmare clausum“closed sea”
  2. Englishmare clausum

From Latin mare clausum (“closed sea”).

More words from Latin

Full word history & related roots →
Cite this entry
APA

mare clausum. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/mare%20clausum

MLA

“mare clausum.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/mare%20clausum. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “mare clausum,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/mare%20clausum.

Source: mare clausum on Wiktionary, CC BY-SA 4.0.