Deep fissure (8)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">deep fissure</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 crevasse that I've seen before include "Deep glacial crack" , "gap" , "cold break" , "13 in a glacier" , "Deep fissure in a glacier" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">deep fissure</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 chasm that I've seen before include "Gorge" , "Yawning gap" , "Pit" , "rent" , "One gapes" .)