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What does FN stand for?

FN stands for False Negative

This definition appears very frequently and is found in the following Acronym Finder categories:

  • Science, medicine, engineering, etc.

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Other Resources:
We have 19 other meanings of FN in our Acronym Attic

Samples in periodicals archive:

An unknown component in the diluting solution that is used to test blood and serum samples may produce "not confirmed" results for samples that are found to be positive with the initial test, resulting in false negatives.