footwall

English dictionary entry

Meanings

noun
  1. The section of rock that extends below a diagonal fault line (the corresponding upper section being the hanging wall).
  2. The under wall of an enclosed vein.

Word forms

footwall footwalls

Etymology

From foot + wall.

This entry uses open data from Wiktionary (CC BY-SA/GFDL). Word forms are used for search and are not indexed as separate pages.