(nautical) the act of changing tack WordNet 3.0 & Open English WordNet

Tacking or coming about is a sailing maneuver by which a sailing craft, whose next destination is into the wind, turns its bow toward and through the wind so that the direction from which the wind blows changes from one side of the boat to the other, allowing progress in the desired direction. Wikipedia

Sailing maneuver Wikidata

The maneuver by which a sailing vessel turns its bow through the wind so that the wind changes from one side to the other. Wiktionary

Nautical: maneuver. Wiktionary (translation)

The act of changing tack. Wiktionary

Act of changing tack. Wiktionary (translation)