Widgets
How to use
About LDOCE
false positive
noun
false positive
[
countable
]
something that is wrongly thought or shown to be a particular thing, especially after a scientific test or
research
:
50% of the 170 compounds were judged to be carcinogenic, but some of these might be false positives.
Many substances give false positive reactions in allergy skin testing.
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.
Dictionary pictures of the day
Do you know what each of these is called?
Click on any of the pictures above to find out what it is called.
Explore our topic dictionary
Advertising and Marketing
Animals
Biology
Computers
Clothes
Daily Life
Education
Finance
Food
Grammar
Law
Music
Browse the dictionary
Falls Road
false
adjective
false alarm
noun
false dawn
noun
false friend
noun
false positive
noun
false start
noun
false teeth
noun
falsehood
noun
falsetto
noun
falsies
noun