The crossword solution for the term 'HAD THE ADVANTAGE' is LED, which stands for Light Emitting Diode. A Light Emitting Diode is a semiconductor device that emits light when an electric current passes through it. LEDs are used in a variety of applications, including lighting, displays, and indicators. They are also used in many consumer electronics, such as televisions, computers, and cell phones. LEDs have the advantage of being energy efficient and long-lasting, making them a popular choice for many applications.