
1) Bathyscape 2) Bathyscaphe 3) Submersible
Found on
https://www.crosswordclues.com/clue/bathyscaph

1) Bathyscape 2) Bathyscaphe
Found on
https://www.crosswordclues.com/clue/bathyscaph

bathyscaph, bathyscape, bathyscaphe 1. A self-propelled deep-sea diving submersible, consisting of a crew cabin similar to a bathysphere suspended below a float. 2. A navigable, submersible vessel for exploring the depths of the ocean, having a separate, overhead chamber filled with gasoline for buoyancy and iron or steel weights for ballast. 3. ...
Found on
http://www.wordinfo.info/words/index/info/view_unit/287/3

Deep-sea diving apparatus used for exploration at great depths in the ocean. In 1960, Jacques Piccard and Don Walsh took the bathyscaph
Trieste to a depth of 10,917 m/35,820 ft in the Challenger Deep in the Mariana Trench off the island of Guam in the Pacific Ocean
Found on
https://www.encyclo.co.uk/local/21221
No exact match found.