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regression

[ri-gresh-uh n] /rɪˈgrɛʃ ən/
noun
1.
the act of going back to a previous place or state; return or reversion.
2.
retrogradation; retrogression.
3.
Biology. reversion to an earlier or less advanced state or form or to a common or general type.
4.
Psychoanalysis. the reversion to a chronologically earlier or less adapted pattern of behavior and feeling.
5.
a subsidence of a disease or its manifestations:
a regression of symptoms.
adjective
6.
of, relating to, or determined by regression analysis:
regression curve; regression equation.
Origin of regression
1510-1520
1510-20; < Latin regressiōn- (stem of regressiō). See regress, -ion
Related forms
nonregression, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the Web for regression
Contemporary Examples
Historical Examples
  • He called this phenomenon of reactivation or secondary exaggeration of infantile reminiscences "regression."

  • And there is no doubt that this regression has taken place in the course of history.

  • Everything in that attitude was symbolical of her regression to, not only infancy, but the prenatal condition.

    Psychoanalysis Andr Tridon
  • The interruptions are easily explained by the theory of regression.

    Benign Stupors August Hoch
  • The different "levels" of the stupor reaction also conform to a theory of regression.

    Benign Stupors August Hoch
  • regression is not inevitable, for it may be overcome by selection.

    Applied Eugenics Paul Popenoe and Roswell Hill Johnson
  • This is a legitimate use of regression although it is not used so much these days to uncover past traumatic incidents.

British Dictionary definitions for regression

regression

/rɪˈɡrɛʃən/
noun
1.
(psychol) the adoption by an adult or adolescent of behaviour more appropriate to a child, esp as a defence mechanism to avoid anxiety
2.
(statistics)
  1. the analysis or measure of the association between one variable (the dependent variable) and one or more other variables (the independent variables), usually formulated in an equation in which the independent variables have parametric coefficients, which may enable future values of the dependent variable to be predicted
  2. (as modifer): regression curve
3.
(astronomy) the slow movement around the ecliptic of the two points at which the moon's orbit intersects the ecliptic. One complete revolution occurs about every 19 years
4.
(geology) the retreat of the sea from the land
5.
the act of regressing
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for regression
n.

early 15c., from Latin regressionem (nominative regressio) "a going back, a return," noun of action from past participle stem of regredi (see regress (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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regression in Medicine

regression re·gres·sion (rĭ-grěsh'ən)
n.

  1. A subsidence of the symptoms of a disease.

  2. A relapse of symptoms.

  3. Reversion to an earlier or less mature pattern of feeling or behavior.

  4. Relapse to a less perfect or developed state.

  5. The return of a population to an earlier or less complex physical type in successive generations.

  6. The relationship between the mean value of a random variable and the corresponding values of one or more independent variables.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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regression in Science
regression
  (rĭ-grěsh'ən)   
  1. A subsiding of the symptoms or process of a disease.

  2. The return of a population to an earlier or less complex physical type in successive generations.

  3. The relationship between the mean value of a random variable and the corresponding values of one or more independent variables.

  4. A relative fall in sea level resulting in deposition of terrestrial strata over marine strata. Compare transgression.

  5. Retrograde motion of a celestial body.


The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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regression in Culture

regression definition


A Freudian concept used by psychiatrists to signify a return to primitive or impulsive behavior after more mature behavior has been learned. (See also defense mechanism, id, and libido.)

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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regression in Technology

1. A mathematical method where an empirical function is derived from a set of experimental data.
2. regression testing.
(1995-03-14)
The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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