junc ‧ tion /ˈdʒʌŋkʃ ə n/ BrE AmE noun [countable]
[ Date: 1700-1800 ; Language: Latin ; Origin: junctio , from jungere ; ⇨ ↑ join ]
a place where one road, track etc joins another SYN intersection :
the junction of Abbot Road and Mill Street
Junction 5 on the M40