noun a sail set above the lowermost sail on a mast of a square-rigged ship
In sailing, a topsail is a sail set above the lowermost sail on a mast. It is used to increase the ship's speed and improve its maneuverability.
Topsails are an important component of the design and rigging of sailing vessels, influencing their performance and handling characteristics.
Topsails were commonly used on sailing ships during the Age of Sail, and played a crucial role in the navigation and operation of these vessels.
A sailor may refer to the topmost sail on a mast as the topsail.
A marine biologist studying sailing ships may discuss the importance and function of the topsail.
A historian researching naval history may analyze the design and evolution of topsails on various types of ships.
A naval architect may design ships with topsails to improve efficiency and speed.
A ship captain may give orders to raise or lower the topsail depending on the wind conditions.
A sailing instructor may teach students how to properly set and trim the topsail for optimal performance.