submersible

sub·mers·i·ble  (sb-mûrs-bl)

adj.

Submergible.

n.

A vessel capable of operating or remaining under water.

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submersible

Adjective

capable of operating under water

Noun

a small vessel designed to operate under water

Thesaurus

Noun	1.	submersible - an apparatus intended for use under water apparatus, setup - equipment designed to serve a specific function bathyscape, bathyscaph, bathyscaphe - navigable deep diving vessel for underwater exploration bathysphere - spherical deep diving apparatus (lowered by a cable) for underwater exploration diving bell - diving apparatus for underwater work; has an open bottom and is supplied with compressed air minisub, minisubmarine - submersible vessel for one or two persons; for naval operations or underwater exploration
	2.	submersible - a warship designed to operate under water submersible warship pigboat, submarine, U-boat, sub - a submersible warship usually armed with torpedoes combat ship, war vessel, warship - a government ship that is available for waging war surface ship - a warship that operates on the surface of the water
Adj.	1.	submersible - capable of being immersed in water or functioning while submerged; "a submersible pump"; "a submergible electric frying pan" submergible nonsubmergible, nonsubmersible - not submersible or submergible