Main entry: retrogression, retroversion, reversion, regress, regression
Definition: returning to a former state
Main entry: simple regression, statistical regression, regression, regression toward the mean
Definition: the relation between selected values of x and observed values of y (from which the most probable value of y can be predicted for any value of x)
Main entry: regression
Definition: (psychiatry) a defense mechanism in which you flee from reality by assuming a more infantile state
Main entry: arrested development, infantile fixation, regression, fixation
Definition: an abnormal state in which development has stopped prematurely