A route at sea designated for use or regularly used by shipping.
More example sentences
- Japan's defense of the sea lanes out to a thousand nautical miles sounded modest and did not arouse undue opposition at home.
- The fleet concentration period saw the ships drill in keeping sea lanes free of mines, ‘enemy’ ships and marauding aircraft.
- The major trade routes were sea lanes round England.
Definition of sea lane in:
- The US English dictionary