Germfree (7)
I believe the answer is:
sterile
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">germfree</span>' is the definition.<br/ ><span class="explanation-format__explanation">(synonyms)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for sterile that I've seen before include "Not producing offspring" , "Pointless" , "Not able to produce offspring" , "Barren" , "Like theatre" .)