Portals (5)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">portals</span>' is the definition.<br/ ><span class="explanation-format__explanation">('door' can be a synonym of 'portal')</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for doors that I've seen before include "Ways in and out" , "Openings" , "Portals" , "Entrance barriers" , "Barriers to entrances" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">portals</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for gates that I've seen before include "Entrances (for Bill?)" , "One of the founders of Microsoft" , "Confines (student) to college; entrances" , "Openings" , "Microsoft's Bill?" .)