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entity go
that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

physical entity go
an entity that has physical existence

object, physical object go
a tangible and visible entity

whole, unit go
an assemblage of parts that is regarded as a single entity

artifact, artefact go
a man-made object taken as a whole

covering go
an artifact that covers something else (usually to protect or shelter or conceal it)

protection, protective covering, protective cover go
a covering that is intend to protect from damage or injury

roof go
a protective covering that covers or forms the top of a building

dome
a hemispherical roof

noun.artifact

6 Subcategories

astrodome go
a transparent dome on top of an airplane where the navigator can make celestial observations
cupola go
a roof in the form of a dome
geodesic dome go
a lightweight dome constructed of interlocking polygons
onion dome go
a dome that is shaped like a bulb
pressure dome go
a dome-shaped building that is pressurized
whispering gallery, whispering dome go
a space beneath a dome or arch in which sounds produced at certain points are clearly audible at certain distant points