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noninvasive

American  
[non-in-vey-siv] / ˌnɒn ɪnˈveɪ sɪv /

adjective

Medicine/Medical.
  1. not invading adjacent healthy cells, blood vessels, or tissues; localized.

    a noninvasive tumor.

  2. not entering or penetrating the body or disturbing body tissue, especially in a diagnostic procedure.


noninvasive British  
/ ˌnɒnɪnˈveɪsɪv /

adjective

  1. (of medical treatment) not involving the making of a relatively large incision in the body or the insertion of instruments, etc, into the patient

"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

Other Word Forms

Etymology

Origin of noninvasive

First recorded in 1970–75; non- + invasive

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