Exactly the same (9)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">exactly the same</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 identical that I've seen before include "Selfsame" , "Indistinguishable" , "Similar" , "as B and B" , "Like two peas in a pod" .)
(Other definitions for ditto that I've seen before include "Mark used to indicate repetition" , "Copy" , "couple of marks" , "Dot it for the same again" , "As per previous" .)