In the context of the Boeing 777-200LR, the "LR" stands for Longer Range. This specific variant was designed to be the world's longest-range commercial airliner at the time of its release, capable of connecting almost any two cities on the globe with a range of approximately 8,555 nautical miles (15,844 kilometers). To achieve this, Boeing equipped the 777-200LR with three optional auxiliary fuel tanks in the rear cargo hold and significantly increased its maximum takeoff weight. It also features raked wingtips that improve aerodynamic efficiency and the powerful General Electric GE90-115B engines. While it was marketed as the "Worldliner," the 777-200LR had a relatively niche market compared to its sibling, the 777-300ER, because its extreme range capabilities often resulted in a weight penalty that made it less economical for shorter long-haul routes.