noninvasive

American  

[non-in-vey-siv] / ˌnɒn ɪnˈveɪ sɪv /

adjective

Medicine/Medical.

1. not invading adjacent healthy cells, blood vessels, or tissues; localized.

   a noninvasive tumor.

2. not entering or penetrating the body or disturbing body tissue, especially in a diagnostic procedure.

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noninvasive British  

/ ˌnɒnɪnˈveɪsɪv /

adjective

1. (of medical treatment) not involving the making of a relatively large incision in the body or the insertion of instruments, etc, into the patient

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Other Word Forms

• noninvasively
  adverb

Etymology

Origin of noninvasive

First recorded in 1970–75; non- + invasive

Example Sentences

“We expect applicants to demonstrate how their Title X projects will integrate noninvasive, evidence-based practices that promote health literacy, fertility awareness, and reproductive health without unnecessary medicalization or symptom suppression.”

From Salon • Apr. 28, 2026

Cardiologists favor this approach to stress testing to exclude coronary artery disease because it is relatively inexpensive, it is noninvasive and it yields a good deal of information about the structure of the heart.

From MarketWatch • Mar. 10, 2026

Masimo, based in Irvine, Calif., is a global med-tech company specializing in patient-monitoring devices such as its pulse oximeters, noninvasive sensors and related software.

From The Wall Street Journal • Feb. 17, 2026

To test how well the turtles hear, researchers attached noninvasive sensors to the turtles' heads and recorded the electrical activity traveling along their auditory nerves.

From Science Daily • Feb. 5, 2026

Cervical carcinomas are divided into two types: invasive carcinomas, which have penetrated the surface of the cervix, and noninvasive carcinomas, which haven’t.

From "The Immortal Life of Henrietta Lacks" by Rebecca Skloot