overfoldn.

Brit.

/ˈəʊvəfəʊld/, U.S.

/ˈoʊvərˌfoʊld/

Origin: Formed within English, by derivation; modelled on a German lexical item. Etymons: over- prefix, fold n.³

Etymology: < over- prefix + fold n.³, after German Überfaltungoverfolding n.

Geology.

A fold in which the strata between an anticline and a syncline have been forced through an angle greater than 90 degrees, and so lie with the younger deposits below the older.

ΘΚΠ

the world > the earth > structure of the earth > structural features > fold or dip > [noun] > overfold

overturn1877

overfold1883

1883 C. Lapworth in Geol. Mag. 10 199 A sigmaplex or sigmoidal fold (Overfold of Brögger).

1895 C. R. Van Hise in 16th Ann. Rep. U.S. Geol. Surv. 1894–5: Pt. 1 674 It has been long recognized that thrust faults are often related to overfolds.

1923 Jrnl. Geol. (Chicago) 31 506 Several attempts were made to reproduce the overfolds..of the Alps by applying rotational stresses to models in which competent layers were placed between incompetent layers.

1965 A. Holmes Princ. Physical Geol. (rev. ed.) ix. 205 (caption) Late Caledonian overfold of migmatites formed from older (Precambrian) gneisses.

1986 Jrnl. Geol. Soc. 143 199/1 A large scale south-facing overfold has been modelled..which predicted south-facing strata as far south as Padstow.

This entry has been updated (OED Third Edition, December 2004; most recently modified version published online March 2022).

overfoldv.

Brit.

/ˌəʊvəˈfəʊld/, U.S.

/ˌoʊvərˈfoʊld/

Forms: see over- prefix and fold v.¹

Origin: Formed within English, by derivation. Etymons: over- prefix, fold v.¹

Etymology: < over- prefix + fold v.¹ Compare fold over at fold v.¹ 1a. With sense 2 compare earlier overfold n., overfolding n.

1. transitive. To fold over; to fold so as to cover. Now rare.

ΘΚΠ

the world > space > relative position > folding or folded condition > fold [verb (transitive)]

foldc888

lapa1300

plya1393

turna1400

doublec1430

plaitc1430

overfold?1440

plet?a1500

flipe1530

upfold1600

enfold1605

plicate1654

tuck1835–6

the world > space > relative position > condition of being external > covering > wrapping > wrap [verb (transitive)] > enfold or envelop

befolda1000

umbefold14..

foldc1394

umbeclipa1395

involvea1420

overfold?1440

warp1513

overroll1548

encompass1553

invest1578

immantle1585

enrol1590

imply1590

circumvest1599

circumvestite1599

enfold1599

convolve1601

shadow1608

overlapc1612

enwreathe1620

obvele1654

obside1695

integument1883

tr. Palladius De re Rustica (Duke Humfrey) (1896) i. 523 (MED) A stondyng most be maad and ouerfolde And couered [L. tegentur] wel with shingil, tile, or broom.

c1450 (?a1400) Wars Alexander (Ashm.) 5463 Quen it was hewyn at his hest, with heggis ouire-folden, Þan entirs in of his erles.

1814 Prophetess ii. ii, in New Brit. Theatre I. 192 Peace, Whose cheering plough o'erfolds the bloody track Of his [sc. the God of War's] throne-shaking chariots.

1859 B. F. Presbury Mustee xxxiii. 331 He had done his best to repair it; and, when he saw her arrayed, he was surprised at his own success, so skilfully had she overfolded every imperfection.

1866 T. Harper Peace through Truth I. iv. 300 The will of man was destined to repose for ever in the ecstasy of an indissoluble union with the Infinite Good, which shall contain and infinitely overfold it.

1927 E. S. Rae Hansel fae Hame 45 When Nature's gloom owre-faulds me kin' And quate the nicht.

2. transitive (in passive). Geology. Of folded strata: to be pushed over beyond the vertical, so as to form an overfold.

ΘΚΠ

the world > the earth > structure of the earth > structural features > fold or dip > [verb (intransitive)] > overfold

overfold1895

1895 C. R. Van Hise in 16th Ann. Rep. U.S. Geol. Surv. 1894–5: Pt. 1 604 A fold is overturned or overfolded when the axial plane is inclined and the limbs have equal or unequal dips in the same direction at corresponding points.

1925 Philos. Trans. (Royal Soc.) B. 213 200 These peaks have been overfolded by pressure from the W[est].

1951 Trans. Amer. Geophysical Union 32 259 It seems probable that the phyllites and limestones of the Coast Range have been thrust and overfolded southward.

1996 Geol. Soc. Amer. Bull. 108 872 The Devonian Indian Pond pluton of Bethlehem gneiss in the Mount Cube quadrangle is also shown to be rootless, in agreement with its inferred structural position inside a nappe which has been overfolded from east to west.

This entry has been updated (OED Third Edition, December 2004; most recently modified version published online March 2022).

单词	overfold
释义	overfoldn. Brit. /ˈəʊvəfəʊld/, U.S. /ˈoʊvərˌfoʊld/ Origin: Formed within English, by derivation; modelled on a German lexical item. Etymons: over- prefix, fold n.³ Etymology: < over- prefix + fold n.³, after German Überfaltungoverfolding n. Geology. A fold in which the strata between an anticline and a syncline have been forced through an angle greater than 90 degrees, and so lie with the younger deposits below the older. ΘΚΠ the world > the earth > structure of the earth > structural features > fold or dip > [noun] > overfold overturn1877 overfold1883 1883 C. Lapworth in Geol. Mag. 10 199 A sigmaplex or sigmoidal fold (Overfold of Brögger). 1895 C. R. Van Hise in 16th Ann. Rep. U.S. Geol. Surv. 1894–5: Pt. 1 674 It has been long recognized that thrust faults are often related to overfolds. 1923 Jrnl. Geol. (Chicago) 31 506 Several attempts were made to reproduce the overfolds..of the Alps by applying rotational stresses to models in which competent layers were placed between incompetent layers. 1965 A. Holmes Princ. Physical Geol. (rev. ed.) ix. 205 (caption) Late Caledonian overfold of migmatites formed from older (Precambrian) gneisses. 1986 Jrnl. Geol. Soc. 143 199/1 A large scale south-facing overfold has been modelled..which predicted south-facing strata as far south as Padstow. This entry has been updated (OED Third Edition, December 2004; most recently modified version published online March 2022). overfoldv. Brit. /ˌəʊvəˈfəʊld/, U.S. /ˌoʊvərˈfoʊld/ Forms: see over- prefix and fold v.¹ Origin: Formed within English, by derivation. Etymons: over- prefix, fold v.¹ Etymology: < over- prefix + fold v.¹ Compare fold over at fold v.¹ 1a. With sense 2 compare earlier overfold n., overfolding n. 1. transitive. To fold over; to fold so as to cover. Now rare. ΘΚΠ the world > space > relative position > folding or folded condition > fold [verb (transitive)] foldc888 lapa1300 plya1393 turna1400 doublec1430 plaitc1430 overfold?1440 plet?a1500 flipe1530 upfold1600 enfold1605 plicate1654 tuck1835–6 the world > space > relative position > condition of being external > covering > wrapping > wrap [verb (transitive)] > enfold or envelop befolda1000 umbefold14.. foldc1394 umbeclipa1395 involvea1420 overfold?1440 warp1513 overroll1548 encompass1553 invest1578 immantle1585 enrol1590 imply1590 circumvest1599 circumvestite1599 enfold1599 convolve1601 shadow1608 overlapc1612 enwreathe1620 obvele1654 obside1695 integument1883 tr. Palladius De re Rustica (Duke Humfrey) (1896) i. 523 (MED) A stondyng most be maad and ouerfolde And couered [L. tegentur] wel with shingil, tile, or broom. c1450 (?a1400) Wars Alexander (Ashm.) 5463 Quen it was hewyn at his hest, with heggis ouire-folden, Þan entirs in of his erles. 1814 Prophetess ii. ii, in New Brit. Theatre I. 192 Peace, Whose cheering plough o'erfolds the bloody track Of his [sc. the God of War's] throne-shaking chariots. 1859 B. F. Presbury Mustee xxxiii. 331 He had done his best to repair it; and, when he saw her arrayed, he was surprised at his own success, so skilfully had she overfolded every imperfection. 1866 T. Harper Peace through Truth I. iv. 300 The will of man was destined to repose for ever in the ecstasy of an indissoluble union with the Infinite Good, which shall contain and infinitely overfold it. 1927 E. S. Rae Hansel fae Hame 45 When Nature's gloom owre-faulds me kin' And quate the nicht. 2. transitive (in passive). Geology. Of folded strata: to be pushed over beyond the vertical, so as to form an overfold. ΘΚΠ the world > the earth > structure of the earth > structural features > fold or dip > [verb (intransitive)] > overfold overfold1895 1895 C. R. Van Hise in 16th Ann. Rep. U.S. Geol. Surv. 1894–5: Pt. 1 604 A fold is overturned or overfolded when the axial plane is inclined and the limbs have equal or unequal dips in the same direction at corresponding points. 1925 Philos. Trans. (Royal Soc.) B. 213 200 These peaks have been overfolded by pressure from the W[est]. 1951 Trans. Amer. Geophysical Union 32 259 It seems probable that the phyllites and limestones of the Coast Range have been thrust and overfolded southward. 1996 Geol. Soc. Amer. Bull. 108 872 The Devonian Indian Pond pluton of Bethlehem gneiss in the Mount Cube quadrangle is also shown to be rootless, in agreement with its inferred structural position inside a nappe which has been overfolded from east to west. This entry has been updated (OED Third Edition, December 2004; most recently modified version published online March 2022). < n.1883v.?1440
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