false-positive

false-positive
false-positive adj relating to or being an individual or a test result that is erroneously classified in a positive category (as of diagnosis) because of imperfect testing methods or procedures <a \false-positive pregnancy test> compare false-negative

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false-pos·i·tive (fawlsґ posґĭ-tiv) 1. denoting a test result that wrongly assigns an individual to a diagnostic or other category, e.g., one that labels a healthy person as diseased in screening for detection of that disease. 2. an individual so categorized. 3. an instance of a false-positive result.

Medical dictionary. 2011.

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