noun, noun or participle which takes 'suru', intransitive verb
fade-in
Technical term in film and television for a gradual transition from black (or another solid color) to a visible image. Rare; the loanword フェードイン is far more common.
See also: フェードイン
このシーンは溶明で始まる。
This scene begins with a fade-in.
映像が徐々に溶明する。
The image gradually fades in.