BARQUE

Three or more masts, all square-rigged except the aftermast which is fore-and-aft rigged

FULL-RIGGED SHIP

Three or more masts, all square-rigged

BARQUENTINE

Three or more masts, all fore-and-aft rigged except the foremast which is fully square-rigged

BRIG

Two masts, both square-rigged

BRIGANTINE

Two masts, the foremost is fully square-rigged and the mainmast is fore-and-aft rigged

TOPSAIL SCHOONER

Two masts, the foremost carries square-rigged sails over fore-and-aft sails.

SCHOONER

Two ore more masts, fore-and-aft rigged