[uh-sep-sis, ey-sep-]
  1. absence of the microorganisms that produce sepsis or septic disease.
  2. Medicine/Medical. methods, as sterile surgical techniques, used to assure asepsis.

Origin of asepsis

First recorded in 1890–95; a-6 + sepsis Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for asepses


  1. the state of being free from living pathogenic organisms
  2. the methods of achieving a germ-free condition
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for asepses



1892, from a- (2) "not" + sepsis.

Online Etymology Dictionary, © 2010 Douglas Harper

asepses in Medicine


[ə-sĕpsĭs, ā-]
  1. The state of being free of living pathogenic microorganisms.
  2. The process of removing pathogenic microorganisms or protecting against infection by such organisms.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

asepses in Science


[ə-sĕpsĭs, ā-sĕpsĭs]
  1. The state of being free of pathogenic microorganisms.
  2. The process of removing microorganisms that cause infection.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.