correlation
nounUK /ˌkɒɹ.əˈleɪ.ʃən/ · US /ˌkɔɹ.əˈleɪ.ʃən/
Etymology From Middle French corrélation. Morphologically correlate + -ion.
1
A reciprocal, parallel or complementary relationship between two or more comparable objects.
- clear correlation
- positive correlation
2 more examples
- strong correlation
- weak correlation
2
Mathematics, Sciences, Statistics One of the several measures of the linear statistical relationship between two random variables, indicating both the strength and direction of the relationship.
- For example, scientists can use data from larger studies about the correlation between antibody levels and vaccine efficacy in adults to make a prediction about vaccine efficacy in children.2022 March 22, Tasnim Ahmed, “How protected are we against Covid-19? Scientists search for a test to measure immunity”, in CNN:
- While there are physiological changes throughout the day that may influence how you handle things, there are bigger correlations between mental health and well-being and time of year, according to Rutledge.2025 February 4, Madeline Holcombe, “Just deal with it in the morning. Your mental health will be better then, study suggests”, in CNN:
3
Algebra, Mathematics, Sciences An isomorphism from a projective space to the dual of a projective space, often to the dual of itself.
- Synonyms
- correlation, interdependence, interrelation, mutuality, reciprocalness, reciprocity, reciprocation
- Derived terms
36 terms
anticorrelation, autocorrelation, bicorrelation, biocorrelation, correlational, correlation coefficient, correlation delta, correlation energy, correlation function, correlationism, correlationist, correlogram, correntropy, corrgram, countercorrelation, cross-correlation, crosscorrelation, decorrelation, discorrelation, equicorrelation, intercorrelation, intracorrelation, Kendall rank correlation coefficient, midcorrelation, miscorrelation, multicorrelation, noncorrelation, Pearson correlation, postcorrelation, precorrelation, pseudocorrelation, Spearman's rank correlation coefficient, stereocorrelation, tephrocorrelation, transcorrelation, uncorrelation- Related terms
- correlate
- Hypernyms
- relation