nappe

(redirected from nappes)
Also found in: Encyclopedia.

nappe

(năp)

1. A sheet of water flowing over a dam or similar structure.

2. Geology A large sheetlike body of rock that has been moved far from its original position.

3. Mathematics Either of the two parts into which a cone is divided by the vertex.

[French, tablecloth, nappe, from Old French, tablecloth, from Latin mappa, napkin; see map.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

nappe

(næp)

1. (Geological Science) a large sheet or mass of rock, commonly a recumbent fold, that has been thrust from its original position by earth movements

2. the sheet of water that flows over a dam or weir

3. (Mathematics) geometry either of the two parts into which a cone (sense 2) is divided by the vertex

[C20: from French: tablecloth]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

nappe

(næp)

n.

Geom. one of the two equal sections of a cone.

[1905–10; < French: literally, tablecloth; Old French nappe, nape < Latin mappa]

nappe

A recumbent (flopped over) fold that has sheared through, with its upper limb forced far forward.

Mentioned in ?

References in periodicals archive ?

En fait, la penurie aussi bien au niveau des eaux de surfaces que des nappes souterraines a toujours represente une serieuse entrave a l'essor de la region.

Un projet de synergie symbiotique

Deux raisons expliquent la quasi disparition de ce phenomene : l'extension des terres agricoles et donc la sollicitation des nappes phreatiques pour l'irrigation et la mise en place d'un reseau d'assainissement.

Le phenomene tend a disparaitre

Vert, rouge, jaune, bleu et orange sont les couleurs cles des nappes et des tableaux qu'on y rencontre.

Le marche de Kheyamiya lutte pour sa survie

WO is internally divisible into three thrust sheets (nappe); these, from east to west (i.e., lower to upper), include, Vezhda Sar, Boya and Datta Khel nappes.

Petrology of the ultramafic rocks from the Waziristan Ophiolite, NW Pakistan

The Variscan units, shifted to the northeast to the Brunno-Vistulian foreland, are overlaid by Alpine-Carpathian nappes, that have been shifted in the in the opposite, western to north-western direction.

Geological constraints on the GPS and precice levelling measurements along the Diendorf-Cebin tectonic zone

Il est a rappeler, dans ce sens, la p[beaucoup plus grand que]nurie aussi bien au niveau des eaux de surfaces que des nappes souterraines a toujours repr[beaucoup plus grand que]sent[beaucoup plus grand que] une s[beaucoup plus grand que]rieuse entrave a l'essor de la r[beaucoup plus grand que]gion.

Un projet in[beaucoup plus grand que]dit a double fonction

The Himalayan Metamorphic belt (HMB) forms nappes of regional dimension in the frontal parts within the Lesser Himalaya and the Higher Himalayan Crystallines (HHC) in the inner part within the Higher Himalaya.

Constraing pre-Himalayan fabric by SHRIMP U-Pb zircon dating

However, in case of the Silesian nappe the covering partial nappes with different trajectory of movement became detached due to different rheologies of the body of the Godula nappe and the underlying and overlying units.

Gravitational spreading of the elevated mountain ridges in the Moravian-Silesian Beskids

Pourtant, le site, considere a raison comme le chateau d'eau du royaume, en raison de ses larges et profondes nappes phreatiques, beneficie d'un paysage des plus beaux du Maroc.