Sterile state (7)
I believe the answer is:
asepsis
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">sterile state</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 asepsis that I've seen before include "exclusion of micro-organisms" , "germ-free state" , "freedom from germs" , "Given freedom from infection" , "Absence of viruses and other microorganisms" .)