Physical Geog.
the gently sloping transition between the continental slope and the deep ocean floor, usually characterized by coalescence of submarine alluvial fans.
Physical Geog.
the gently sloping transition between the continental slope and the deep ocean floor, usually characterized by coalescence of submarine alluvial fans.
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012