bn:00032419n
Noun Concept
Categories: All articles needing rewrite, Local loop, All articles needing additional references, All articles with style issues, Telephony equipment
EN
extension  telephone extension  extension phone
EN
An additional telephone set that is connected to the same telephone line WordNet 3.0
English:
telephone
Definitions
Relations
Sources
EN
In residential telephony, an extension telephone is an additional telephone wired to the same telephone line as another. Wikipedia
Telephone line attached to a main line or to a PBX or Centrex system Wikipedia Disambiguation
term in telephony Wikidata
WordNet 3.0 & Open English WordNet
Wikipedia
Wikidata
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