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

Apple has positioned the Apple Watch has being a potentially life-saving device, and the company is said to be exploring more ambitious health efforts like noninvasive glucose monitoring, according to Bloomberg. —Lisa Eadicicco, CNN Money, 14 Aug. 2025

Now Facebook’s parent company Meta is aiming for the next best thing—a new wristband that can, with the help of AI, infer electrical commands sent from the brain to muscles and convert them into computer signals, all in a noninvasive way. —IEEE Spectrum, 13 Aug. 2025

Her tumor appears ominous but is, by nature, indolent—slow-growing, noninvasive, never destined to threaten her life. —Siddhartha Mukherjee, New Yorker, 16 June 2025

When a child has just the beginnings of a cavity, silver diamine fluoride is a noninvasive liquid treatment that can stop it from progressing. —Olga Ensz, The Conversation, 30 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