Meanings
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1
noun
something that correlates two sets of things; in logic, a relation that pairs terms in one field with terms in another
Russell used the relation between each number and its double as a correlator of the two series.
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2
noun
a mathematical function that measures the correlation between signals, variables, or fields
The correlator revealed a strong similarity between the two time series.
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3
noun
an electronic or computational device that compares two signals to detect similarity or relative delay
The receiver's correlator identified the known code within the noisy signal.
Thesaurus
Etymology
Formed from correlate + the agent or instrument suffix -or. Correlate is based on Latin correlatus, built from com- ("together") + relatus ("carried back, related"). The noun can therefore name a relation, function, or device that establishes correlation.