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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

device go
an instrumentality invented for a particular purpose

mechanism go
device consisting of a piece of machinery

mechanical device go
mechanism consisting of a device that works on mechanical principles

wheelwork go
mechanical device including an arrangement of wheel in a machine (especially a train of gears)

gear, gearing, geartrain, power train, train
wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed

noun.artifact

2 Subcategories

epicyclic train, epicyclic gear train go
a system of epicyclic gears in which at least one wheel axis itself revolves about another fixed axis
reduction gear go
gearing that reduces an input speed to a slower output speed