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 (băth′ĭ-skăf′, -skāf′) also bath·y·scaph (-skăf′)
A free-diving deep-sea vessel consisting of a large flotation hull with a crewed observation capsule attached to its underside, usually capable of reaching the deepest parts of the ocean.

[bathy- + Greek skaphos, boat.]


(ˈbæθɪˌskæf) ,




(Physical Geography) a submersible vessel having a flotation compartment with an observation capsule underneath, capable of reaching ocean depths of over 10 000 metres (about 5000 fathoms)
[C20: from bathy- + -scaph, from Greek skaphē light boat]

bathyscaphe, bathyscape, bathyscaph

Oceanography. a small, modified submarine for deep-sea exploration, usually having a spherical observation chamber fixed under a buoyancy chamber.
See also: Depth
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.bathyscaph - navigable deep diving vessel for underwater explorationbathyscaph - navigable deep diving vessel for underwater exploration
submersible - an apparatus intended for use under water


[ˈbæθɪˌskæf] nbatiscafo
References in periodicals archive ?
In 1937, during a reception he was attending, the Swiss physicist Auguste Piccard told King Leopold III of Belgium that he was planning to build a bathyscaph to reach the bottom of the sea.
Functionally speaking, it is a bathyscaph for the wrist.
The Rolex GMT [lot 346] that belonged to Captain Don Walsh, who co-piloted the Bathyscaph Trieste to the deepest part of the world's oceans at 35,800 feet, elicited attention from collectors selling for $30,000.