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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

instrumentation, instrumentality go
an artifact (or system of artifacts) that is instrumental in accomplishing some end

equipment go
an instrumentality needed for an undertaking or to perform a service

satellite, artificial satellite, orbiter
man-made equipment that orbits around the earth or the moon

noun.artifact

7 Subcategories

astronomy satellite go
a satellite equipped with a telescope to observe infrared radiation
communications satellite go
an artificial satellite that relays signals back to earth
spacecraft, ballistic capsule, space vehicle go
a craft capable of traveling in outer space
space station, space platform, space laboratory go
a manned artificial satellite in a fixed orbit designed for scientific research
sputnik go
a Russian artificial satellite
spy satellite go
a satellite with sensors to detect nuclear explosions
weather satellite, meteorological satellite go
a satellite that transmits frequent picture of the earth below