Mattress support (8)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">mattress support</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for bedstead that I've seen before include "Framework supporting springs and mattresses" , "support for the retired" , "Frame upon which a mattress sits" , "Frame etc on which one sleeps" , "Frame for a sleeping person" .)
(Other definitions for slat that I've seen before include "Part of a Venetian blind" , "Thin strip" .)
(Another definition for slats that I've seen is " Thin strips of wood or metal".)