[ juhngk-shuhn ]
See synonyms for: junctionjunctions on Thesaurus.com

  1. an act of joining; combining.

  2. the state of being joined; union.

  1. a place or point where two or more things are joined, as a seam or joint.

  2. a place or point where two or more things meet or converge.

  3. a place or station where railroad lines meet, cross, or diverge.

  4. an intersection of streets, highways, or roads.

  5. something that joins other things together: He used the device as a junction between the branch circuit and the main power lines.

Origin of junction

First recorded in 1705–15; from Latin junctiōn- (stem of junctiō ), equivalent to junct(us), past participle of jungere “to join” (jung- join + -tus past participle suffix) + -iōn- -ion

synonym study For junction

7. 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.

Other words for junction

Other words from junction

  • junc·tion·al, adjective
  • in·ter·junc·tion, noun

Words that may be confused with junction

  • junction , juncture (see synonym study at the current entry)

Words Nearby junction

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use junction in a sentence

British Dictionary definitions for junction


/ (ˈdʒʌŋkʃən) /

  1. a place where several routes, lines, or roads meet, link, or cross each other: a railway junction

  2. a point on a motorway where traffic may leave or join it

  1. electronics

    • a contact between two different metals or other materials: a thermocouple junction

    • a transition region between regions of differing electrical properties in a semiconductor: a p-n junction

  2. a connection between two or more conductors or sections of transmission lines

  3. the act of joining or the state of being joined

Origin of junction

C18: from Latin junctiō a joining, from junctus joined, from jungere to join

Derived forms of junction

  • junctional, adjective

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