An ester of acetic acid; used in fibers and fabrics; photographic films and varnishes.
Or cellulose ethanoate; Chemical (an ester) made by the action of acetic acid (ethanoic acid) on cellulose. It is used in making transparent film, especially photographic film; unlike its predecessor, celluloid, it is not flammable.
Any of several compounds insoluble in water that are formed especially by the action of acetic acid, anhydride of acetic acid, and sulfuric acid on cellulose and are used for making textile fibers, packaging sheets, photographic films, and varnishes.