WordWeb Online

1. The condition of being concealed or hidden
   - privacy, privateness, secrecy
    
2. A covering that serves to conceal or shelter something
   "the simplest concealment is to match perfectly the colour of the background";
   - screen, cover, covert
    
3. The activity of keeping something secret
   - concealing, hiding

Derived forms: concealments

Type of: activity, covering, isolation

Encyclopedia: Concealment