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

His insurer declined to cover a new, noninvasive procedure that has shown promise destroying tumors in the liver that would slow, though not cure, his stage 4 cancer. —Rich Schapiro, NBC news, 30 Dec. 2025

What started as a curiosity about bubbles might soon become a new pillar of noninvasive medicine—a future in which surgeons wield not scalpels, but sound waves. —IEEE Spectrum, 22 Dec. 2025

Cosmetics are going back to basics, with regenerative and noninvasive treatments offering real results. —Jamie Wilson, Glamour, 22 Dec. 2025

The accuracy seen in early testing shows that noninvasive tools are not a distant dream. —Kurt Knutsson, FOXNews.com, 14 Dec. 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