Akademik

Aseptic
The absence of microorganisms. By contrast, something that just discourages the growth of microorganisms is antiseptic.
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Marked by or relating to asepsis.

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asep·tic -'sep-tik adj
1) preventing infection <\aseptic techniques>
2) free or freed from pathogenic microorganisms <an \aseptic operating room>
asep·ti·cal·ly -ti-k(ə-)lē adv

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asep·tic (a-sepґtik) [a-1 + Gr. sēpsis decay] free from infection or septic material; called also sterile.

Medical dictionary. 2011.