junc·​tion | \ˈjəŋ(k)-shən \

Definition of junction 

1 : an act of joining : the state of being joined

2a : a place or point of meeting

b : an intersection of roads especially where one terminates

c : a point (as in a thermocouple) at which dissimilar metals make contact

d : an interface in a semiconductor device between regions with different electrical characteristics

3 : something that joins

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Other Words from junction

junctional \ˈjəŋ(k)-​shnəl, -​shə-​nᵊl \ adjective

Examples of junction in a Sentence

a junction of nerves and muscle the junction of Route 12 and Route 87

Recent Examples on the Web

And the junction would stay in its new state unless enough current was sent through to reset it. John Timmer, Ars Technica, "Memristors built with 2-nanometer-thick parts," 14 Nov. 2018 But obstacles, junctions and changes in the size of the pipe or highway disrupt the flow and have progressive knock-on effects. Eugenia Cheng, WSJ, "Going With the Flow of Traffic," 9 Nov. 2018 The Waterbury Mixmaster — as the junction of Route 8 and I-84 is called — will eventually come down, the governor has said. Matthew Ormseth, courant.com, "Mixmaster Bridge Project Could Cause New Traffic Headaches In Waterbury," 16 Apr. 2018 The military said the attacker arrived at the mall near a major junction in the southern West Bank, close to the Gush Etzion settlement bloc, and stabbed the Fuld before fleeing. Fox News, "Palestinian stabs American-Israeli man to death in West Bank," 16 Sep. 2018 At the fork, a left turn and a steady 1,200-foot climb over 3 miles leads past a crossing of Frog Creek and then a junction with the Laurel Lake Trail (6,200 feet). Tom Stienstra, San Francisco Chronicle, "Joining the ‘1 Percent Club’ at Yosemite’s Laurel Lake," 3 June 2018 Chau Srey Vibol lies off Route 66, some seven miles north from the junction of National Highway 6. Lester V. Ledesma, Condé Nast Traveler, "Beyond the Crowds of Angkor, Cambodia," 12 Apr. 2018 The Campbells have a winery in Plymouth along Highway 49 just northeast of its junction with Highway 16, but their tasting room is in Sutter Creek along Highway 49 to the south. Mike Dunne, sacbee, "Let's take drive: Three wineries worth a visit in Amador County | The Sacramento Bee," 2 May 2018 Tide and wind propelled him southward, toward the bay’s junction with the Atlantic. Earl Swift, Outside Online, "The Incredible True Story of the Henrietta C.," 20 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'junction.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of junction

1711, in the meaning defined at sense 1

History and Etymology for junction

Latin junction-, junctio, from jungere to join — more at yoke

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Dictionary Entries near junction





junction box



Statistics for junction

Last Updated

1 Dec 2018

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Time Traveler for junction

The first known use of junction was in 1711

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English Language Learners Definition of junction

: a place where two things join

: a place where roads or railroad lines come together

: a road or ramp that you use when getting off a highway


junc·​tion | \ˈjəŋk-shən \

Kids Definition of junction

1 : a place or point where two or more things meet

2 : an act of joining


junc·​tion | \ˈjəŋ(k)-shən \

Medical Definition of junction 

: a place or point of meeting the structure of the synaptic junction as revealed by electron microscopy — see neuromuscular junction

Other Words from junction

junctional \-​shnəl, -​shən-​ᵊl \ adjective

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More from Merriam-Webster on junction

Rhyming Dictionary: Words that rhyme with junction

Thesaurus: All synonyms and antonyms for junction

Spanish Central: Translation of junction

Nglish: Translation of junction for Spanish Speakers

Britannica English: Translation of junction for Arabic Speakers

Comments on junction

What made you want to look up junction? Please tell us where you read or heard it (including the quote, if possible).


the figure or shape of a crescent moon

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