decantation decantation /ˌdiːkænˈteɪʃən/

noun

1. The act of gently pouring off a clear liquor (as from its original bottle) without disturbing the lees  ( decantation )
   the act of gently pouring off a clear liquor (as from its original bottle) without disturbing the lees
    The sommelier recommended decantation to let the wine breathe before serving.
   The sommelier recommended decantation to let the wine breathe before serving.