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

Before finding the noninvasive procedure, Fergie admitted to having had Botox and mesotherapy (which involves injections of vitamins, minerals and amino acids) in the past. —Maria Yagoda, People.com, 5 July 2025

Duncan, the professor at Northwestern, is focused on using ovarian stiffness as a way to track ovarian aging through noninvasive imaging and as a target for treatment. —Karina Zaiets, USA Today, 30 June 2025

The researchers emphasize that the current phase of study is focused on noninvasive analysis. —Aurora Martínez, Smithsonian Magazine, 23 June 2025

The study marked the first time that researchers in any field had exerted noninvasive control over high-level brain activity. —Eric James Beyer, Quanta Magazine, 18 June 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