also screen saver
A ~ is a picture which appears or is put on a computer screen when the computer is not used for a while. (COMPUTING)
N-COUNT
also screen saver
A ~ is a picture which appears or is put on a computer screen when the computer is not used for a while. (COMPUTING)
N-COUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012