cel ‧ lu ‧ lose /ˈseljələʊs, ˈseljʊləʊs $ -loʊs/ BrE AmE noun [uncountable]
[ Date: 1800-1900 ; Language: French ; Origin: cellule ; ⇨ ↑ cellulite ]
1 . the material that the cell walls of plants are made of and that is used to make plastics, paper etc
2 . ( also cellulose acetate ) technical a plastic that is used for many industrial purposes, especially making photographic film and explosives