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

Thanks to special noninvasive technology, Groat and his team are able to detect any people or artifacts buried in the field. —Carolyn Stein, Chicago Tribune, 21 Feb. 2025

One standard test is an echocardiogram (echo), a noninvasive ultrasound of the heart that uses sound waves to produce images. —Patty Weasler, Rn, Bsn, Verywell Health, 13 Feb. 2025

Collecting eDNA, on the other hand, is a completely noninvasive process that does not involve the animals at all. —Sarah Kuta, Smithsonian Magazine, 13 Feb. 2025

This advancement would offer everyone a convenient and noninvasive way to stay informed and proactively manage their own health, beginning a new era of human self-knowledge. —IEEE Spectrum, 3 Feb. 2025

Word History

First Known Use

1968, in the meaning defined at sense 1

Rhymes for noninvasive

• unpersuasive
• abrasive
• invasive
• persuasive
• pervasive

Medical 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