Rural area (11)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">rural area</span>' is the definition.<br/ ><span class="explanation-format__explanation">(countryside is a kind of rural area)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for countryside that I've seen before include "The green and pleasant part of our land" , "Rural areas" , "Turned so icy (anag.)" , "Rural area" .)