Chilean range (5)
I believe the answer is:
andes
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">chilean range</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 andes that I've seen before include "A geographical feature" , "South American mountain range" , "Mountain range in South America" , "South American mountain chain" , "World's longest mountain range" .)