Ships were used to sail the seas and boats were used to sail the rivers. Carts and wagons were used for overland travel.
A balloon sail is a large, light foresail sometimes used instead of a jib.
Sail is a sheet of material used to propel a boat. - Or to move on the water in such a boat.
The Arabs used them
a boat a sail and the wind
An anchor light should never be used while moving.
Typpically the term is used for reefing a sail, but can refer to changing to a smaller sail. Reefing is accomplished by lowering the sail down the mast or stay via halyard, and reefing or making up the foot of the sail with ties so it remains aerodynamic and isn't messy.
in a sailing dinghy, the name given to ropes used for hoisting the sail is halyards.
The line or rope that is used to control the main sail is called the Halyard, and this name is derived from the phrase "Haul the Yard".
A sail locker is a compartment on a vessel used to store extra lines, life jackets, wet gear etc
A main sail is literally what it says. the main sail used on a boat. It catches wind and so proppells the boat along
furling line