Source : Webster's Revised Unabridged Dictionary (1913)

Asepsis \A*sep"sis\, n. [NL., fr. Gr. ? priv. + sepsis.]
   State of being aseptic; the methods or processes of
   asepticizing.

Source : WordNet®

asepsis
     n 1: (of non-living objects) the state of being free of
          pathogenic organisms [syn: {antisepsis}, {sterility}, {sterileness}]
     2: the process of inhibiting the growth and multiplication of
        microorganisms [syn: {antisepsis}]