Building wing (3)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">building wing</span>' is the definition.<br/ ><span class="explanation-format__explanation">(architectural term)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for ell that I've seen before include "Old measure of length about 45 inches" , "Former measure of length" , "Old measure equivalent to about 45 inches in England" , "Embellish with old measure of length" , "Extension" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">building wing</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 annex that I've seen before include "Add by conquest or occupation" , "Extension to a main building" , "Grab" , "Add as an extra part" , "Take by force" .)