Webster’s Revised Unabridged Dictionary · 1913
Concealment
Con·ceal′ment, n. [OF. concelement.] 1. The act of concealing; the state of being concealed.
But let concealment, like a worm i' the bud, Feed on her damask cheek. Shak.
Some dear cause Will in concealment wrap me up awhile. Shak.
2. A place of hiding; a secret place; a retreat frem observation.
The cleft tree Offers its kind concealment to a few. Thomson.
3. A secret; out of the way knowledge. [Obs.]
Well read in strange concealments. Shak.
4. (Law) Suppression of such facts and circumstances as in justice ought to be made known. Wharton.