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noninvasive

[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.
Origin
1970-1975
1970-75; non- + invasive
Related forms
noninvasively, adverb
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for non-invasive

noninvasive

/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
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Word Origin and History for non-invasive
adj.

also noninvasive, by 1850, from non- + invasive.

Online Etymology Dictionary, © 2010 Douglas Harper
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non-invasive in Medicine

noninvasive non·in·va·sive (nŏn'ĭn-vā'sĭv)
adj.

  1. Not penetrating the body, as by incision. Used especially of a diagnostic procedure.

  2. Not invading healthy tissue.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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