or Seven Seas
the navigable waters of the world.
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- seven hills,
- seven hills of rome,
- seven isles,
- seven pines,
- seven sages,
- seven sisters,
- seven sleepers,
- seven weeks war,
- seven weeks' war,
- seven wonders of the ancient world
Origin of seven seas
First recorded in 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
the oceans of the world considered as the N and S Pacific, the N and S Atlantic, and the Arctic, Antarctic, and Indian Oceans
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
1872, the Arctic, Antarctic, North Atlantic, South Atlantic, North Pacific, South Pacific, and Indian.
Online Etymology Dictionary, © 2010 Douglas Harper