Fly in a wide circle (5)
I believe the answer is:
wheel
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">fly in a wide circle</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 wheel that I've seen before include "The first technological invention?" , "Change direction as if on an axis" , "Rotating circular frame" , "Circular structure on axle" , "Turn in a wide curve" .)