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Definition of "aseptic" []

  • Free of pathogenic microorganisms: aseptic surgical instruments. (adjective)
  • Using methods to protect against infection by pathogenic microorganisms: aseptic surgical techniques. (adjective)
  • Lacking animation or emotion: an aseptic smile. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "aseptic" in a sentence
  • "Drosophila in aseptic culture3; and the chance contamination of one of our cultures of Drosophila with a particular bacterium - we were able to isolate the v+ hormone in crystalline state from a bacterial culture supplied with tryptophan4, and with A.J. Haagen-Smit to identify it as kynurenine5, originally isolated by Kotake, and later structurally identified correctly by Butenandt."
  • "If you or somebody you care for takes the anticonvulsant drug lamotrigine (Lamictal and generic), you should be aware that in rare cases it can cause inflammation of the membranes that cover the brain and spinal cord, a serious condition known as aseptic meningitis."
  • "If you or somebody you care for takes the anticonvulsant drug lamotrigine Lamictal and generic, you should be aware that in rare cases it can cause inflammation of the membranes that cover the brain and spinal cord, a serious condition known as aseptic meningitis."