retrogrationn.

Brit.

/ˌrɛtrə(ʊ)ˈɡreɪʃn/, U.S.

/ˈˌrɛtrəˈɡreɪʃ(ə)n/

Origin: Formed within English, by clipping or shortening. Etymon: retrogradation n.

Etymology: Shortened < retrogradation n. Compare retrogation n. Compare Middle French retrogration (a1389, rare), variant of retrogradation retrogradation n.Some instances of this form should perhaps be interpreted as typographical errors.

= retrogradation n. Cf. retrogation n.

ΘΚΠ

the mind > goodness and badness > badness or evil > relapse > [noun]

again-falling1340

regressa1522

retrogration1567

regression1583

retrogradationa1609

reincidency1622

recess1641

retrogation1646

setback1669

retrogress1701

retrogression1757

backwarding1765

fallback1830

throwback1856

regressivity1890

the world > the universe > planet > planetary movement > [noun] > retrograde motion

retrogradation?c1450

retrogration1567

regradation1607

retrograde1613

retrogression1619

retrocession1639

regression1640

regress1642

repedation1646

retrogation1646

antecedence1649

1567 W. Bourne Almanacke & Prognostication sig. Dii So doth all the seuen lightes or Planetes, except that it be in their retrrogration [sic], but the Sunne and the moone be neuer retrograte.

1644 W. L. Med. for Malignancy 30 All their proceedings, writings, or actions, in the time of this his Majesties peregrination, or rather retrogration, are al illegitimat.

1705 C. Purshall Ess. Mechanism Macrocosm xvi. 111 Again Saturn has a longer Space of Retrogration than Jupiter.

1830 H. H. Harte tr. P. S. de Laplace Syst. World I. 327 The cause of the differences which are observed in the quantity and duration of the retrogrations, arises from the ellipticity of the orbit.

1918 Amer. Med. Oct. 689 Racial degeneracy and retrogration will not result if there is no skull type mixing after peace is declared.

1996 Oceanogr. Lit. Rev. 43 458/2 The study has revealed that the coast has not undergone any significant progradation or retrogration during the past two decades.

This entry has been updated (OED Third Edition, March 2010; most recently modified version published online March 2022).

单词	retrogration
释义	retrogrationn. Brit. /ˌrɛtrə(ʊ)ˈɡreɪʃn/, U.S. /ˈˌrɛtrəˈɡreɪʃ(ə)n/ Origin: Formed within English, by clipping or shortening. Etymon: retrogradation n. Etymology: Shortened < retrogradation n. Compare retrogation n. Compare Middle French retrogration (a1389, rare), variant of retrogradation retrogradation n.Some instances of this form should perhaps be interpreted as typographical errors. = retrogradation n. Cf. retrogation n. ΘΚΠ the mind > goodness and badness > badness or evil > relapse > [noun] again-falling1340 regressa1522 retrogration1567 regression1583 retrogradationa1609 reincidency1622 recess1641 retrogation1646 setback1669 retrogress1701 retrogression1757 backwarding1765 fallback1830 throwback1856 regressivity1890 the world > the universe > planet > planetary movement > [noun] > retrograde motion retrogradation?c1450 retrogration1567 regradation1607 retrograde1613 retrogression1619 retrocession1639 regression1640 regress1642 repedation1646 retrogation1646 antecedence1649 1567 W. Bourne Almanacke & Prognostication sig. Dii So doth all the seuen lightes or Planetes, except that it be in their retrrogration [sic], but the Sunne and the moone be neuer retrograte. 1644 W. L. Med. for Malignancy 30 All their proceedings, writings, or actions, in the time of this his Majesties peregrination, or rather retrogration, are al illegitimat. 1705 C. Purshall Ess. Mechanism Macrocosm xvi. 111 Again Saturn has a longer Space of Retrogration than Jupiter. 1830 H. H. Harte tr. P. S. de Laplace Syst. World I. 327 The cause of the differences which are observed in the quantity and duration of the retrogrations, arises from the ellipticity of the orbit. 1918 Amer. Med. Oct. 689 Racial degeneracy and retrogration will not result if there is no skull type mixing after peace is declared. 1996 Oceanogr. Lit. Rev. 43 458/2 The study has revealed that the coast has not undergone any significant progradation or retrogration during the past two decades. This entry has been updated (OED Third Edition, March 2010; most recently modified version published online March 2022). < n.1567
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