also: ゾエトロープ
noun
zoetrope
A pre-cinema animation device consisting of a cylinder with vertical slits and a sequence of images inside; when spun, the viewer sees a moving picture.
博物館で19世紀のゾートロープを見た。
I saw a 19th-century zoetrope at the museum.
ゾートロープは映画の先祖の一つだ。
The zoetrope is one of the ancestors of film.