an abnormal state in which development has stopped prematurely

[ Syn: arrested development , fixation , infantile fixation ]

(psychiatry) a defense mechanism in which you flee from reality by assuming a more infantile state

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)

[ Syn: simple regression , regression toward the mean , statistical regression ]

returning to a former state

[ Syn: regress , reversion , retrogression , retroversion ]