Definitions for Correlationˌkɔr əˈleɪ ʃən, ˌkɒr-
Random House Webster's College Dictionary
cor•re•la•tionˌkɔr əˈleɪ ʃən, ˌkɒr-(n.)
mutual relation of two or more things, parts, etc.
the act of correlating or the state of being correlated.
(in statistics) the degree to which two or more attributes or measurements on the same group of elements show a tendency to vary together.
Origin of correlation:
1555–65; < ML
a reciprocal relation between two or more things
correlation coefficient, coefficient of correlation, correlation(noun)
a statistic representing how closely two variables co-vary; it can vary from -1 (perfect negative correlation) through 0 (no correlation) to +1 (perfect positive correlation)
"what is the correlation between those two variables?"
correlation, correlational statistics(noun)
a statistical relation between two or more variables such that systematic changes in the value of one variable are accompanied by systematic changes in the other
A reciprocal, parallel or complementary relationship between two or more comparable objects
One of the several measures of the linear statistical relationship between two random variables, indicating both the strength and direction of the relationship.
reciprocal relation; corresponding similarity or parallelism of relation or law; capacity of being converted into, or of giving place to, one another, under certain conditions; as, the correlation of forces, or of zymotic diseases