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

The BioCharger is a noninvasive wellness device that uses four key technologies — PEMF, frequencies, Tesla coils and noble gas light — to mimic natural atmospheric energies and promote cellular regeneration. — Rebecca Leib, Los Angeles Times, 2 Sep. 2026

However, for people looking to prevent and treat hair loss, there are many remedies on the market, ranging from noninvasive approaches like topicals and oral medications, to invasive surgical implantation or laser treatments. — Bestreviews, Chicago Tribune, 28 Aug. 2026

Other options include noninvasive stool tests such as Cologuard, imaging scans and combined approaches. — Hanna Wickes, Charlotte Observer, 19 Aug. 2026

The sisters’ experiences come as two potential noninvasive diagnostic technologies are being considered for the condition by the National Institute for Health and Care Excellence (NICE). — Toria Sheffield, PEOPLE, 15 Aug. 2026

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