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sea lane

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noun
  1. a standard navigational route for ships traversing an ocean or sea.

Origin of sea lane

First recorded in 1875–80
Also called shipping lane.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for sea lane

sea lane

noun
  1. an established route for ships
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