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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

medium go
a means or instrumentality for storing or communicating information

telecommunication, telecom go
(often plural) systems used in transmitting messages over a distance electronically

wireless
transmission by radio waves

noun.communication

2 Subcategories

radiotelegraph, radiotelegraphy, wireless telegraphy go
telegraphy that uses transmission by radio rather than by wire
radiotelephone, wireless telephone, radiotelephony go
telephony that uses transmission by radio rather than by wire