overfoldingn.

Brit.

/ˌəʊvəˈfəʊldɪŋ/, U.S.

/ˌoʊvərˈfoʊldɪŋ/

Origin: Formed within English, by derivation. Etymons: over- prefix, folding n.¹

Etymology: < over- prefix + folding n.¹ In geological use after German Überfaltung (W. C. Brøgger Die silurischen Etagen 2 u. 3 im Kristianiagebiet u. auf Eker (1882) 177). Compare overfold v.

A folding over; (Geology) the folding of strata so as to form an overfold.

ΚΠ

1831 Lady's Bk. July 127/2 The shape being indistinct in its regular but not formal over-fallings, and over-foldings, and over-hangings of light and shade.

1883 C. Lapworth in Geol. Mag. 10 343 The causes and results of overfolding of rocks under tangential thrust.

1925 Philos. Trans. (Royal Soc.) B. 213 213 A slight dip to the S[outh] due to overfolding.

1965 A. Holmes Princ. Physical Geol. (rev. ed.) vii. 148 A continuous succession of flat-lying beds can be seen..where there has been no inversion of beds by overfolding.

1991 Amer. Mineralogist 76 689 By 1968, the theory included the recognition of three giant fold nappes formed early in the Devonian Acadian orogeny, with tens of kilometers of east to west overfolding.

This is a new entry (OED Third Edition, December 2004; most recently modified version published online March 2022).

单词	overfolding
释义	overfoldingn. Brit. /ˌəʊvəˈfəʊldɪŋ/, U.S. /ˌoʊvərˈfoʊldɪŋ/ Origin: Formed within English, by derivation. Etymons: over- prefix, folding n.¹ Etymology: < over- prefix + folding n.¹ In geological use after German Überfaltung (W. C. Brøgger Die silurischen Etagen 2 u. 3 im Kristianiagebiet u. auf Eker (1882) 177). Compare overfold v. A folding over; (Geology) the folding of strata so as to form an overfold. ΚΠ 1831 Lady's Bk. July 127/2 The shape being indistinct in its regular but not formal over-fallings, and over-foldings, and over-hangings of light and shade. 1883 C. Lapworth in Geol. Mag. 10 343 The causes and results of overfolding of rocks under tangential thrust. 1925 Philos. Trans. (Royal Soc.) B. 213 213 A slight dip to the S[outh] due to overfolding. 1965 A. Holmes Princ. Physical Geol. (rev. ed.) vii. 148 A continuous succession of flat-lying beds can be seen..where there has been no inversion of beds by overfolding. 1991 Amer. Mineralogist 76 689 By 1968, the theory included the recognition of three giant fold nappes formed early in the Devonian Acadian orogeny, with tens of kilometers of east to west overfolding. This is a new entry (OED Third Edition, December 2004; most recently modified version published online March 2022). < n.1831
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