[{"Bold_text": "noun", "List Items": ["Chemistry.a salt or ester of acetic acid acetic acid.", "Also calledacetate rayon.a synthetic filament, yarn, or fabric composed of a derivative of the acetic of cellulose, differing from viscose rayon in having greater strength when wet and greater sensitivity to high temperatures.", "a sheet of clear plastic film fastened over the front of artwork for protection, as an overlay, or the like.", "a slow-burning base material, cellulose triacetate cellulose triacetate,used for motion-picture film to minimize fire hazard during projection, and also for animation cells."]}]