[ juhngk-shuhn ]
/ ˈdʒʌŋk ʃən /


Nearby words

  1. jun.,
  2. junagadh,
  3. junc.,
  4. juncaceous,
  5. junco,
  6. junction box,
  7. junction city,
  8. junction nevus,
  9. junction transistor,
  10. junctional epithelium

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

3. union, linkage, coupling; welt. 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 formsjunc·tion·al, adjectivein·ter·junc·tion, noun

Can be confusedjunction 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 Formsjunctional, 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

Word Origin and History for junction



1711, "act of joining," from Latin iunctionem (nominative iunctio), noun of action from past participle stem of iungere "to join together" (see jugular). Meaning "place where things meet" first attested 1836, American English, originally in reference to railroad tracks.

Online Etymology Dictionary, © 2010 Douglas Harper

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 formsjunction•al adj.

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