The term ORION HAS ONE is referring to the constellation Orion, which is one of the most recognizable constellations in the night sky. It is named after the hunter in Greek mythology and is visible throughout the world. The crossword solution for this term is BELT, which is a reference to the three stars that form Orion's BELT. These stars are some of the brightest in the night sky and are often used as a navigational aid by sailors.