| 释义 |
WordReference Random House Unabridged Dictionary of American English © 2024nappe (nap),USA pronunciation n. - Geologya large mass of rock thrust a considerable distance along a nearly horizontal fault plane or in an overturned anticlinal fold.
- Mathematics[Geom.]one of the two equal sections of a cone.
- Latin mappa; compare napkin
- French: literally, tablecloth, cloth; Old French nappe, nape
- 1905–10, American.
Collins Concise English Dictionary © HarperCollins Publishers:: nappe /næp/ n - a large sheet or mass of rock, commonly a recumbent fold, that has been thrust from its original position by earth movements
- the sheet of water that flows over a dam or weir
- either of the two parts into which a cone (sense 2) is divided by the vertex
Etymology: 20th Century: from French: tablecloth |