Arctic Circle region (7)
I believe the answer is:
lapland
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">arctic circle region</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for lapland that I've seen before include "Santa's home" , "Region of northern Scandinavia and Russia" , "Region of northern Europe" , "Father Christmas's home?" , "North Scandinavian region associated with Santa Claus" .)