/grah"beuhn/ , n.
a portion of the earth's crust, bounded on at least two sides by faults, that has dropped downward in relation to adjacent portions. Also called rift valley . Cf. horst .
[ 1895-1900; ]
/grah"beuhn/ , n.
a portion of the earth's crust, bounded on at least two sides by faults, that has dropped downward in relation to adjacent portions. Also called rift valley . Cf. horst .
[ 1895-1900; ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012