bathyscaph definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a deep-sea diving apparatus for reaching great depths, nearly 11 km (c. 6.8 mi), without a cable: it consists of a navigable, ballasted, submarine-shaped float filled with a fluid lighter than water, and a steel observation cabin
Origin: ; from French coined by Auguste Piccard ; from Classical Greek bathys, deep plush skaphē, boat
bathyscaph - Cultural Definition
A deep-sea research vessel that carries a crew and is free to maneuver independently.