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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

instrument go
a device that requires skill for proper use

measuring instrument, measuring system, measuring device go
instrument that shows the extent or amount or quantity or degree of something

thermometer go
measuring instrument for measuring temperature

pyrometer
a thermometer designed to measure high temperatures

noun.artifact

4 Subcategories

optical pyrometer, pyroscope go
a pyrometer that uses the color of the light emitted by a hot object
pyrometric cone go
a pyrometer consisting of a series of cones that melt at different temperatures
radiation pyrometer go
a pyrometer for estimating the temperature of distant sources of heat
resistance pyrometer go
pyrometer that measures high temperatures by the resistance in a heated wire