The Emerald Isle (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">the emerald isle</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 erin that I've seen before include "(Literary name for) Ireland" , "Let ... Remember (song)" , "Another name for 11 ac" , "Ireland (poet.)" , "country" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">the emerald isle</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 eire that I've seen before include "Breakaway state" , "island" , "EU country" , "Northwest European country" , "Gaelic name for Republic of Ireland" .)
'the emerald isle?' is the definition.
'Greenland' can be an answer for 'isle?' (Greenland is an example). I'm not sure about the 'the emerald' bit.
'emerald isle?' is the wordplay.
'emerald' becomes 'green' (I can't explain this - if you can you should believe this answer much more).
'isle?' becomes 'land' (isle is a kind of land).
'green'+'land'='GREENLAND'
Can you help me to learn more?
(Other definitions for greenland that I've seen before include "Island with local name Kalaallit Nunaat" , "Island mostly north of the Arctic circle" , "Danish self-governing island, the world's largest" , "5 island north of 13" , "Englander in island owned by Denmark" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">the emerald isle</span>' is the definition.<br/ ><span class="explanation-format__explanation">('Ireland' can be a synonym of 'emerald isle')</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for ireland that I've seen before include "The Emerald Isle" , "Eire" , "Scorer" , "EU member country" , "Nation, the Oireachtas its parliament" .)