Toilet powder (6)
I believe the answer is:
talcum
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">toilet powder</span>' is the definition.<br/ ><span class="explanation-format__explanation">(talcum is a kind of toilet powder)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for talcum that I've seen before include "Toilet powder which absorbs moisture" , "Soft powder" , "Standard body powder" , "Bathroom powder" , "Kind of powder" .)