Revolving (8)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">revolving</span>' is the definition.<br/ ><span class="explanation-format__explanation">('rotate' can be a synonym of 'revolve')</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for rotating that I've seen before include "in circulation" , "taking turns" , "Turning on an axis" , "Turning around as on a spindle" , "Going around" .)
(Other definitions for door that I've seen before include "Moveable structure at an entrance" , "Means of exit and entrance" , "Threshold" , "Portal" , "Usual entrance" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">revolving</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 rotary that I've seen before include "Moving in a circle" , "Gyratory" , "International club" , "Spinning" , "Circular motion" .)