English dictionary
nappe
/n/&/p/
Definitions, examples, synonyms and antonyms from WordNet 3.0.
noun
-
Sheet; surface; all that portion of a surface that is continuous in such a way that it is possible to pass from any one point of the portion to any other point of the portion without leaving the surface. Thus, some hyperboloids have one <i>nappe</i>, and some have two.
Source: webster1913