The term 'LOW SHIP DECK' is composed of three words, each with five letters. The first word, 'LOW', is an adjective meaning not high or deep. The second word, 'SHIP', is a noun referring to a large vessel used for transporting people or goods. The third word, 'DECK', is a noun referring to the level surface on a SHIP, typically made of wood, that forms the floor of an area. The crossword solution for this term is 'ORLOP', which is a noun referring to the lowest DECK of a sailing SHIP, located below the gun DECK.