bathyscaphe
- n navigable deep diving vessel for underwater exploration
- The bathyscaphe will carry enough oxygen to keep two men alive for more than 32 hours, and chemicals to absorb the carbon dioxide given off by their breathing.
- Sixty miles southeast of Guam, the Navy's bathyscaphe Trieste (PTI, Sept.
- Instead Piccard designed a free-cruising "underwater balloon" which he named a bathyscaphe.