bathysphere.
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.
Meaning & usage
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.
Where this word comes from
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.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.