Rail (7)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">rail</span>' is the definition.<br/ ><span class="explanation-format__explanation">(thesaurus)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for barrier that I've seen before include "Checkpoint Charlie, say" , "Impediment" , "Gate" , "'Blockade, fence (7)'" , "It impedes free movement" .)
(Other definitions for inveigh that I've seen before include "Complain about - abuse" , "Attack violently or bitterly in words" , "Rail bitterly" , "Speak violently" , "Speak hostilely (against)" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">rail</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in other clues)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for bar that I've seen before include "Batten" , "In Mississippi, measure" , "sovereign" , "Prevent; sandbank" , "Public house" .)