Broadcast, air (8)
I believe the answer is:
televise
<span class="explanation-format__ClueExplanation">This clue is a double definition.<br/ ><br/ >'<span class="explanation-format__original">broadcast</span>' is the first definition.<br/ ><span class="explanation-format__explanation">(televising is a kind of broadcasting)</span><br/ ><br/ >'<span class="explanation-format__original">air</span>' is the second definition.<br/ ><span class="explanation-format__explanation">(televising is a kind of airing)</span><br/ ><br/ ></span>
(Other definitions for televise that I've seen before include "Show" , "Broadcast visual images" , "Put on TV (S, not Z)" , "Air, broadcast" , "Put on the box" .)