OLEDFreq.FrequencyTop 100,000Meanings1nounorganic light-emitting diode; OLEDelectronics›Technical term in electronics; refers to a type of LED where the emissive layer is an organic compound.See also: 有機発光ダイオード最さい新しんのスマートフォンにはOLEDディスプレイが搭とう載さいされている。The latest smartphones are equipped with OLED displays.