酢さく酸さんセルロースMeanings1nouncellulose acetateTechnical term for the acetate ester of cellulose, used in films, fibers, and coatings.酢さく酸さんセルロースは写しゃ真しんフィルムの基き材ざいとして使つかわれてきた。Cellulose acetate has been used as a base material for photographic film.