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nappe - What does it mean?

Definition of 'nappe'

English

Noun

(en-noun)
  • The profile of a body of water flowing over an obstruction in a vertical drop.
  • (mathematics) Either of the two parts of a double cone.
  • (geology) A sheet-like mass of rock that has been folded over adjacent strata.
  • * 2004 , Richard Fortey, The Earth , Folio Society 2011, p. 96:
  • The generation of an Alpine mountain range is a matter of piling on the nappes .
  • (hydraulics) Nappe, the underside of which is not in contact with the overflow structure and is at ambient atmospheric pressure.
  • (cooking) The ability of a liquid to "coat the back of a spoon" or the act of coating a food.
  • to nappe a leg of lamb with glaze.