false-negative

[ fawls-neg-uh-tiv ]

noun

1. Medicine/Medical.
   1. a test result that is incorrect because the test failed to recognize an existing condition or finding.
   2. a person who receives this test result.
2. 1. any screening test result that failed to detect a person or thing being sought:

      Let's hope the new body scanner doesn't give us any false-negatives.

   2. a person or thing that is missed by such a test:

      Retrain your spam filter if you’re getting too many false-negatives in your inbox.

adjective

1. pertaining to or being a false-negative.

false negative

noun

1. a result in a medical test that wrongly indicates the absence of the condition being tested for
2. a person from whom such a result is obtained

Word History and Origins

Origin of false-negative¹

First recorded in 1915–20