/foot"wawl'/ , n.
1. Mining. the top of the rock stratum underlying a vein or bed of ore. Cf. hanging wall (def. 1).
2. Geol. a mass of rock lying beneath a fault plane.
[ 1640-50; FOOT + WALL ]
/foot"wawl'/ , n.
1. Mining. the top of the rock stratum underlying a vein or bed of ore. Cf. hanging wall (def. 1).
2. Geol. a mass of rock lying beneath a fault plane.
[ 1640-50; FOOT + WALL ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012