Measures, estimates (6)
I believe the answer is:
gauges
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">measures</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(gauge can mean to measure)</span><br/ ><br/ >'<span class="explanation-format__original">estimates</span>' is the second definition.<br/ ><span class="explanation-format__explanation">('gauge' can be a synonym of 'estimate')</span><br/ ><br/ ></span>
(Another definition for gauges that I've seen is " Measuring instruments".)