Soliloquy (9)
I believe the answer is:
monologue
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">soliloquy</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for monologue that I've seen before include "Long uninterrupted speech" , "speaking without interruption" , "Long solo speech" , "Long speech by one actor" , "Long dramatic speech by a single actor" .)