Flight segment (4)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">flight segment</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for step that I've seen before include "Measure - pace" , "bit of a dance" , "Single pace" , "some progress" , "Manner of walking" .)