definition of
concealment

[1] #1 concealment n. [privacy, privateness, secrecy] the condition of being concealed or hidden. wn

[2] #2 concealment n. [screen, cover, covert] a covering that serves to conceal or shelter something; "a screen of trees afforded privacy"; "under cover of darkness"; "the brush provided a covert for game"; "the simplest concealment is to match perfectly the color of the background". wn

[3] #3 concealment n. [concealing, hiding] the activity of keeping something secret. wn