航こう行こう衛えい星せい

noun

navigation satellite

Technical term for a satellite used for navigation, such as GPS satellites.

• 航こう行こう衛えい星せいは、船せん舶ぱくや航こう空くう機きの位い置ちを正せい確かくに知しるために使つかわれる。

  Navigation satellites are used to accurately determine the positions of ships and aircraft.