Definition of non-invasive in English:



  • 1(of medical procedures) not involving the introduction of instruments into the body.

    ‘non-invasive techniques such as ultrasound’
    • ‘Collection of urine being a non-invasive procedure it is an ideal specimen especially in children with congenital infections.’
    • ‘Those non-invasive procedures are the newest and most popular weapon in the arsenal against aging.’
    • ‘Routine veterinary examinations can utilize non-invasive procedures such as ultrasounds, X-rays, and blood and urine tests.’
    • ‘These new groups increasingly took on the responsibilities of many types of invasive and non-invasive procedures.’
    • ‘MRI angiography is a unique non-invasive method of imaging blood vessels without using contrast medium.’
  • 2Not tending to spread undesirably or harmfully.

    ‘non-invasive precancerous tissue’
    • ‘Elementary school-aged children are at highest risk for noninvasive disease.’