noninvasive

adjective
non·​in·​va·​sive | \ ˌnän-in-ˈvā-siv How to pronounce noninvasive (audio) , -ziv \

Definition of noninvasive

1 : not tending to spread specifically : not tending to infiltrate and destroy healthy tissue noninvasive cancer of the bladder
2 : not being or involving an invasive medical procedure noninvasive imaging techniques

Keep scrolling for more

Other Words from noninvasive

noninvasively adverb

Examples of noninvasive in a Sentence

noninvasive techniques of measuring brain activity
Recent Examples on the Web To learn the secrets of the blue whale’s heart, Jeremy Goldbogen, a marine biologist at Stanford University, led a team that attached a noninvasive suction-cup tag to a blue whale in Monterey Bay, California. New York Times, "Blue Whale Hearts May Beat Only Twice a Minute During a Dive," 27 Nov. 2019 Brain-to-brain interfaces also span across species, with humans using noninvasive methods similar to those in the BrainNet study to control cockroaches or rats that had surgically implanted brain interfaces. Robert Martone, Scientific American, "Scientists Demonstrate Direct Brain-to-Brain Communication in Humans," 29 Oct. 2019 The noninvasive procedure, called reactive hyperemia peripheral arterial tonometry, measures blood flow to the fingers during blood pressure inflation and release. Mayo Clinic News Network, chicagotribune.com, "Common early sign of cardiovascular disease also may indicate cancer risk, study finds," 1 Nov. 2019 In one report, a human using a noninvasive brain interface linked, via computer, to the BCI of an anesthetized rat was able to move the animal’s tail. Robert Martone, Scientific American, "Scientists Demonstrate Direct Brain-to-Brain Communication in Humans," 29 Oct. 2019 Thermography is a noninvasive tool that uses an infrared camera to capture images of heat and blood flood on the surface of the body. N'dea Yancey-bragg, USA TODAY, "A trip to a popular tourist attraction led a woman to discover she has breast cancer," 24 Oct. 2019 But before turning to injections or other medications, Chen recommends that patients with osteoarthritis first talk with a physician about noninvasive approaches, such as exercise, physical therapy and weight loss. Jacqueline Stenson, NBC News, "Common joint pain treatment may be more harmful than thought," 15 Oct. 2019 That makes noninvasive imaging methods essential to the project. Jennifer Ouellette, Ars Technica, "Physicists discover hidden text in what was thought to be blank Egyptian papyri," 22 Aug. 2019 But companies like Facebook are researching noninvasive methods, like a system using near-infrared light that could detect blood-flow changes in the brain while staying outside of it. Sigal Samuel, Vox, "Facebook is building tech to read your mind. The ethical implications are staggering.," 5 Aug. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'noninvasive.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of noninvasive

1968, in the meaning defined at sense 1

Keep scrolling for more

Learn More about noninvasive

Time Traveler for noninvasive

Time Traveler

The first known use of noninvasive was in 1968

See more words from the same year

Statistics for noninvasive

Last Updated

9 Dec 2019

Cite this Entry

“Noninvasive.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/noninvasive. Accessed 23 January 2020.

Keep scrolling for more

More Definitions for noninvasive

noninvasive

adjective
How to pronounce noninvasive (audio)

English Language Learners Definition of noninvasive

medical : done without cutting the body or putting something into the body

noninvasive

adjective
non·​in·​va·​sive | \ ˌnän-in-ˈvā-siv, -ziv How to pronounce noninvasive (audio) \

Medical Definition of noninvasive

1 : not tending to spread specifically : not tending to infiltrate and destroy healthy tissue noninvasive cancer of the bladder
2 : not being or involving an invasive medical procedure noninvasive imaging techniques that do not require the injection of dyes

Other Words from noninvasive

noninvasively adverb
noninvasiveness noun

Comments on noninvasive

What made you want to look up noninvasive? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

out of the ordinary or unreasonable

Get Word of the Day daily email!

Test Your Vocabulary

Intact Latin Quiz

  • roman tablet
  • What did focus mean in Latin?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Add Diction

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!