bathysphere
nounUK /ˈbæθɪˌsfɪə(ɹ)/
Etymology From bathy- + -sphere. A genericization from the particular bathysphere in the 1930s named Bathysphere. The name bathysphere was coined decades after the introduction of the device in the 1890s.
1
A spherical steel deep-diving chamber with perspex windows, in which persons are lowered to the depths by a cable to study the oceans and deep-sea life; the precursor to the bathyscaphe.
- Derived terms
- bathyspheric
- Related terms
- bathyscaphe, submarine, submersible, diving bell