60 seconds (6)
I believe the answer is:
minute
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">60 seconds</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for minute that I've seen before include "Little - bit of time" , "Infinitesimal" , "Formal note" , "Barely perceptible" , "Lilliputian" .)