Slanting letters (7)
I believe the answer is:
italics
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">slanting letters</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for italics that I've seen before include "way of writing?" , "Sloping typeface" , "Sloping text" , "Letters in sloping type" , "Cursive script" .)