The term 'CAPTAIN's Heading' is a nautical term that refers to the direction a ship is heading. The crossword solutions for this term are ALEE (4 letters), EAST (4 letters), and ENE (3 letters). ALEE is a nautical term meaning 'toward the lee side of a ship, ' which is the side away from the wind. EAST is a cardinal direction, referring to the direction of the rising sun. ENE is a nautical term meaning 'EAST-northeast, ' which is a direction between EAST and northeast.