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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

electrical device go
a device that produces or is powered by electricity

reactor go
an electrical device used to introduce reactance into a circuit

coil
reactor consisting of a spiral of insulated wire that introduces inductance into a circuit

noun.artifact

10 Subcategories

armature go
coil in which voltage is induced by motion through a magnetic field
astatic coils go
an arrangement of coils used in sensitive electrical instruments
choke, choke coil, choking coil go
a coil of low resistance and high inductance used in electrical circuits to pass direct current and attenuate alternating current
field coil, field winding go
the electric coil around a field magnet that produces the magneto motive force to set up the flux in an electric machine
induction coil go
a coil for producing a high voltage from a low-voltage source
primary, primary coil, primary winding go
coil forming the part of an electrical circuit such that changing current in it induces a current in a neighboring circuit
head, read/write head go
(computer science) a tiny electromagnetic coil and metal pole used to write and read magnetic patterns on a disk
secondary coil, secondary winding, secondary go
coil such that current is induced in it by passing a current through the primary coil
solenoid go
a coil of wire around an iron core
tickler coil go
a small coil in series with the anode of a vacuum tube and coupled to the grid to provide feedback