DictionaryregressionReturn to an earlier state
noun

regression

rih-GRESH-un/rɪˈɡreʃn/

A return to an earlier, worse, or less developed state.

The bust's regression returns its modeled face to the earlier rudimentary shape.

A compact, text-free sequence shows the same clay bust in three successive states: a rudimentary head, a fully modeled face, then the original rudimentary head again.
Etymology

Regression names the act of 'stepping back.' Its sense of a return or backward passage extended to returning to a previous condition or relapsing, connecting physical retreat with a loss of development.

In context

Sam Vaknin's Musings: Geopolitics and Economics36:47
Schizotypy is the psychological equivalent of neoteny because it's a regression to a very early childhood state
Deranged Children: Future of Humanity (Neoteny and Schizotypy)

More examples

  • Stress sometimes causes a regression in a child's behavior.
  • These repeated mistakes mark a regression in the team's performance.
  • The therapist watches for regressions during his recovery.

Forms

regression · regressions

regress verb — Return to an earlier, less developed state.

Similar words

relapse
Relapse usually means returning to illness or a harmful habit.
deterioration
Deterioration means worsening without necessarily returning to an earlier state.
reversion
Reversion emphasizes returning to a previous state, not necessarily worsening.