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

Doctors often use noninvasive ventilation to stave off intubation or the use of more invasive mechanical ventilation. —Nicole Winfield, Chicago Tribune, 5 Mar. 2025

The pope, 88, was taken off noninvasive mechanical ventilation and resumed receiving supplemental oxygen through a nasal tube, Vatican sources said Tuesday. —Jon Haworth, ABC News, 5 Mar. 2025

Doctors removed a significant amount of mucus from his lungs and placed him on a noninvasive mechanical ventilation mask overnight to assist his breathing. —Russel Honoré, Newsweek, 5 Mar. 2025

Shock therapy Related Articles Pope Francis suffers new breathing crises, is back on noninvasive ventilation, Vatican says USAID cuts are already hitting countries around the world. —Ross Douthat, The Mercury News, 4 Mar. 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