Whole number (7)
I believe the answer is:
integer
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">whole number</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for integer that I've seen before include "Get Erin (anag)" , "Treeing (anag.)" , "Result of counting" , "rational number remains" , "Positive or negative whole number" .)