WordWeb Online

1. Artificial as if portrayed in a film
   "a novel with flat celluloid characters";
   - synthetic

1. Highly flammable substance made from cellulose nitrate and camphor; used in e.g. motion-picture and X-ray film; its use has decreased with the development of nonflammable thermoplastics
    
2. A medium that disseminates moving pictures
   "theatre pieces transferred to celluloid";
   - film, cinema, big screen [informal]

Derived forms: celluloids

See also: artificial, unreal

Type of: medium, thermoplastic, thermoplastic resin

Encyclopedia: Celluloid