Se may stand for: Se (kana) (せ and セ), one of the Japanese kana Northern Sami language, ISO 639-1 code Selenium, chemical element Se (instrument) (瑟)Traditional Chinese musical instruments SE may stand for: Schola Europaea Ferrocarriles Unidos del Sureste, AAR reporting mark Macintosh SE "System Expansion", a personal computer manufactured by Apple Mercedes-Benz SE, automobile, see Mercedes-Benz W108 Schloss Einstein, a German (famous) television program for childr… (More on Se)