The Collaborative International Dictionary
Wiktionary
noninvasive
a. 1 Not invasive. 2 (context medicine English) Of a surgical or other medical procedure, not requiring an incision.
WordNet
noninvasive
adj. relating to a technique that does not involve puncturing the skin or entering a body cavity [ant: invasive]
Usage examples of "noninvasive".
Qureshi, and went back to her studies on headspace capture and noninvasive tissue sampling.