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regress

[v. ri-gres; n. ree-gres] /v. rɪˈgrɛs; n. ˈri grɛs/
verb (used without object)
1.
to move backward; go back.
2.
to revert to an earlier or less advanced state or form.
noun
3.
the act of going back; return.
4.
the right to go back.
5.
backward movement or course; retrogression.
Origin
1325-1375
1325-75; Middle English regresse (noun) < Latin regressus a returning, going back, equivalent to re- re- + -gred-, combining form of gradī to step, walk, go + -tus suffix of v. action, with dt > ss
Related forms
regressor, noun
Synonyms
1. revert, retreat, backslide, lapse, ebb.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for regressor

regress

verb (rɪˈɡrɛs)
1.
(intransitive) to return or revert, as to a former place, condition, or mode of behaviour
2.
(transitive) (statistics) to measure the extent to which (a dependent variable) is associated with one or more independent variables
noun (ˈriːɡrɛs)
3.
the act of regressing
4.
movement in a backward direction; retrogression
5.
(logic) a supposed explanation each stage of which requires to be similarly explained, as saying that knowledge requires a justification in terms of propositions themselves known to be true
Derived Forms
regressor, noun
Word Origin
C14: from Latin regressus a retreat, from regredī to go back, from re- + gradī to go
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for regressor
regress
late 14c. (n.), "act of going back," from L. regressus "a return," from regress-, pp. stem of regredi "to go back," from re- "back" + gradi "to step, walk" (see grade). The verb meaning "to move backward" is recorded from 1823; the psychological sense of "to return to an earlier stage of life" is attested from 1926. Regressive is recorded from 1630s; in ref. to taxation, it is attested from 1889.
Online Etymology Dictionary, © 2010 Douglas Harper
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