noninvasive
adjective
non·in·va·sive
ˌnän-in-ˈvā-siv 
-ziv
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
noninvasively
adverb
Examples of noninvasive in a Sentence
noninvasive techniques of measuring brain activity
Recent Examples on the Web
Though these procedures are noninvasive, there are certain things to keep in mind to prevent complications, such as:6
Ultraviolet (UV) ray protection: Protect your skin from UV rays from sunlight; do not sunbathe or use a tanning bed.
—
Mark Gurarie, Verywell Health, 23 Jan. 2025
The first phase focused on examining it using noninvasive methods, including videomicroscopy, infrared thermography and portable X-ray fluorescence.
—Sonja Anderson, Smithsonian Magazine, 22 Jan. 2025
Technically, noninvasive pBCIs can face issues with signal noise and reliability, which complicates the interpretation of neural data.
—Thorsten Zander, Forbes, 22 Jan. 2025
Ultrasound: This noninvasive test uses sound waves and echoes to produce pictures of internal organs.
—Doru Paul, Health, 10 Jan. 2025
See all Example Sentences for noninvasive 
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Mark Gurarie, Verywell Health, 23 Jan. 2025
The first phase focused on examining it using noninvasive methods, including videomicroscopy, infrared thermography and portable X-ray fluorescence.
—Sonja Anderson, Smithsonian Magazine, 22 Jan. 2025
Technically, noninvasive pBCIs can face issues with signal noise and reliability, which complicates the interpretation of neural data.
—Thorsten Zander, Forbes, 22 Jan. 2025
Ultrasound: This noninvasive test uses sound waves and echoes to produce pictures of internal organs.
—Doru Paul, Health, 10 Jan. 2025
See all Example Sentences for noninvasive
Dictionary Entries Near noninvasive
Cite this Entry
“Noninvasive.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/noninvasive. Accessed 2 Feb. 2025.
Copy CitationMedical Definition
noninvasive
adjective
non·in·va·sive
ˌnän-in-ˈvā-siv, -ziv
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
noninvasively
adverb
noninvasiveness
noun
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