Etymograph

English

junction

Junction comes from Latin iūnctiō ‘union, joining, uniting’, from iungō ‘join, attach together’, and ultimately from Proto-Indo-European *yewg-.

  1. Proto-Indo-Europeanc. 4500–2500 BCE*yewg-1‘to join, to yoke, to tie together’root named by Wiktionary
  2. Proto-Indo-Europeanc. 4500–2500 BCE*yunégti ~ *yungénti2reconstructed
  3. Proto-Italicc. 1500–700 BCE*jungō2‘to join’reconstructed
  4. Latinc. 75 BCE–200 CEiungō1‘join, attach together’
  5. Latinc. 75 BCE–200 CEiūnctiō1‘union, joining, uniting’
  6. Englishearliest quotation 2007junction1

attested reconstructed ? uncertain or disputed deepest recorded ancestor

  1. 1 Wiktionary, English junction
  2. 2 Wiktionary, Latin iungo
  3. Earliest quotation in Wiktionary’s entry: 2007, Gary Hudson, Sarah Rowlands: “Even rolling news has junctions to meet - headlines…”.

Lineage

  1. Proto-Indo-Europeanc. 4500–2500 BCE*yewg-Wiktionary, English junction‘to join, to yoke, to tie together’root named by Wiktionary
  2. Proto-Indo-Europeanc. 4500–2500 BCE*yunégti ~ *yungéntiWiktionary, Latin iungoreconstructed
  3. Proto-Italicc. 1500–700 BCE*jungōWiktionary, Latin iungo‘to join’reconstructed
  4. Latinc. 75 BCE–200 CEiungōWiktionary, English junction‘join, attach together’
  5. Latinc. 75 BCE–200 CEiūnctiōWiktionary, English junction‘union, joining, uniting’
  6. Englishearliest quotation 2007junctionWiktionary, English junction. Earliest quotation in Wiktionary’s entry: 2007, Gary Hudson, Sarah Rowlands: “Even rolling news has junctions to meet - headlines…”

Formed from join + -tion

Proto-Indo-European *yewg- ‘to join’

Latin iungō ‘join’

Old French joindre

Middle English joinen ‘to join’

English join

Linked words

through Proto-Indo-European *yewg- ‘to join, to yoke, to tie together’

joint, yoga, rejoin, yogi, jodi, yoke, jugular, conjugate, zygote, subjugate, yojana, yuga, conjugation, 37 more

through Proto-Italic *jungō ‘to join’

adjoining, joiner, disjoint, adjoint, enjoin, 12 more

through Latin iungō ‘join, attach together’

join, junta, adjunct, juxtaposition, jostle, subjunctive, conjunct, 17 more

Today it means

noun The act of joining, or the state of being joined.

Sources

Sources: Wiktionary, “junction”; the older steps come from the Wiktionary entry for Latin iungo. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.

Etymograph / Proto-Indo-European *yewg- / junction

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