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					entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
				
			that which is perceived or known or inferred to have its own distinct existence (living or nonliving)
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					instrumentation, instrumentality go
an artifact (or system of artifacts) that is instrumental in accomplishing some end
				
			an artifact (or system of artifacts) that is instrumental in accomplishing some end
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		submersible
an apparatus intended for use under water
	
				an apparatus intended for use under water
noun.artifact
	4 Subcategories
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				bathyscaphe, bathyscaph, bathyscape go 
navigable deep diving vessel for underwater exploration
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				bathysphere go 
spherical deep diving apparatus (lowered by a cable) for underwater exploration
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				diving bell go 
diving apparatus for underwater work
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				minisub, minisubmarine go 
submersible vessel for one or two persons