concealment concealment /kənˈsiːlmənt/

noun

1. The activity of keeping something secret  ( concealing , concealment , hiding )
   the activity of keeping something secret
   
2. A covering that serves to conceal or shelter something  ( concealment , covert , screen , cover )
   a covering that serves to conceal or shelter something
    A screen of trees afforded privacy
   a screen of trees afforded privacy
    Under cover of darkness
   under cover of darkness
    The brush provided a covert for game
   the brush provided a covert for game
    The simplest concealment is to match perfectly the color of the background
   the simplest concealment is to match perfectly the color of the background
   
3. The condition of being concealed or hidden  ( concealment , privateness , privacy , secrecy )
   the condition of being concealed or hidden