Definition of junction noun from the Oxford Advanced Learner's Dictionary

     

    junction

     noun
    noun
    BrE BrE//ˈdʒʌŋkʃn//
     
    ; NAmE NAmE//ˈdʒʌŋkʃn//
     
    Features of roads, Railway tracks and stations
     
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  1. 1(especially British English) (usually North American English intersection) the place where two or more roads or railway/railroad lines meet It was near the junction of City Road and Old Street. Come off the motorway at junction 6. The most complicated motorway interchange in Britain is known as Spaghetti Junction. See related entries: Railway tracks and stations
  2. 2a place where two or more cables, rivers or other things meet or are joined a telephone junction box the junction between nerves and muscles See related entries: Features of roads
  3. Word Origin early 18th cent. (originally meaning the action or fact of being joined): from Latin junctio(n-), from jungere ‘to join’.Extra examples Turn off at junction 6. In the 19th century the town became an important railway junction. Junction 6 is known as Spaghetti Junction because of its complexity. The disease affects the junction between nerves and muscles. The telephone junction box was opened and the phone line was disconnected.
See the Oxford Advanced American Dictionary entry: junction