noun
[ U , C ] ( in cinema, broadcasting, etc. ) the process of making a sound or an image gradually appear; an occasion when this happens
noun
[ U , C ] ( in cinema, broadcasting, etc. ) the process of making a sound or an image gradually appear; an occasion when this happens
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005