regressio[Finnois]

nom
1 : 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)
2 : passing from a more complex to a simpler biological form
3 : (psychiatry) a defense mechanism in which you flee from reality by assuming a more infantile state
4 : an abnormal state in which development has stopped prematurely
Definitions