Glob·al Positioning System    n. Abbr. GPS

A system of satellites, computers, and receivers that is able to determine the latitude and longitude of a receiver on Earth by calculating the time difference for signals from different satellites to reach the receiver.

sus·pense thrill·er    n.

A movie that primarily uses action and suspense to engage the audience. Suspense Thrillers emphasize nervous tension and anxiety. These films are distinctly different from horror films which emphasize fear and gore, or action movies which emphasize exhilaration only.

way·point    n.

A position, defined by its coordinates, that the user, stores in the GPS receiver with a name. A point between major points on a route, as along a track.