noun
silent film; silent movie
Refers to films without synchronized recorded sound, especially from the early 20th century.
チャップリンのサイレント映画は今でも人気がある。
Chaplin's silent films are still popular today.
トーキー refers specifically to films with synchronized sound (talkies), the opposite of サイレント映画.
Wasei-eigo compound from English 'silent' and 映画 (film).