[ juhngk-shuhn ]
/ ˈdʒʌŋk ʃən /


Origin of junction

1705–15; < Latin junctiōn- (stem of junctiō), equivalent to junct(us), past participle of jungere to join (jung- join + -tus past participle suffix) + -iōn- -ion


7 connection. Junction, juncture refer to a place, line, or point at which two or more things join. A junction is also a place where things come together: the junction of two rivers. A juncture is a line or point at which two bodies are joined, or a point of exigency or crisis in time: the juncture of the head and neck; a critical juncture in a struggle.

Related forms

junc·tion·al, adjectivein·ter·junc·tion, noun

Can be confused

junction juncture (see synonym study at the current entry)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for junction

British Dictionary definitions for junction


/ (ˈdʒʌŋkʃən) /


a place where several routes, lines, or roads meet, link, or cross each othera railway junction
a point on a motorway where traffic may leave or join it
  1. a contact between two different metals or other materialsa thermocouple junction
  2. a transition region between regions of differing electrical properties in a semiconductora p-n junction
a connection between two or more conductors or sections of transmission lines
the act of joining or the state of being joined

Derived Forms

junctional, adjective

Word Origin for junction

C18: from Latin junctiō a joining, from junctus joined, from jungere to join
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medicine definitions for junction


[ jŭngkshən ]


The act or process of joining or the condition of being joined.
A place where two things join or meet, especially a place where two things come together and one terminates.
A transition layer or boundary between two different materials or between physically different regions in a single material.

Related forms

junction•al adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.