English
coupling
Coupling comes from Old French coupler, from Latin cōpulō ‘to bind or tie together, unite, join, couple’, and ultimately from apiō.
- Latinc. 75 BCE–200 CEapiō1‘to join’
- Latinc. 75 BCE–200 CEcōpula2‘a tie, binding’
- Latinc. 75 BCE–200 CEcōpulō3‘to bind or tie together, unite, join, couple’
- Old Frenchc. 842–1400coupler3
- Middle Englishc. 1150–1500couplen4‘to marry or wed’
- Middle Englishc. 1150–1500couplynge5
- Englishearliest quotation 1960coupling5
attested reconstructed ? uncertain or disputed deepest recorded ancestor
- 1 Wiktionary, Latin copula
- 2 Wiktionary, Latin copulo
- 3 Wiktionary, Middle English couplen
- 4 Wiktionary, Middle English couplynge
- 5 Wiktionary, English coupling
- Earliest quotation in Wiktionary’s entry: 1960, Talking of trains: The new Margam yard: “It is the first British yard in which every…”.
Earlier history uncertain. See Wiktionary.
Lineage
- Latinc. 75 BCE–200 CEapiōWiktionary, Latin copula‘to join’
- Latinc. 75 BCE–200 CEcōpulaWiktionary, Latin copulo‘a tie, binding’
- Latinc. 75 BCE–200 CEcōpulōWiktionary, Middle English couplen‘to bind or tie together, unite, join, couple’
- Old Frenchc. 842–1400couplerWiktionary, Middle English couplen
- Middle Englishc. 1150–1500couplenWiktionary, Middle English couplynge‘to marry or wed’
- Middle Englishc. 1150–1500couplyngeWiktionary, English coupling
- Englishearliest quotation 1960couplingWiktionary, English coupling. Earliest quotation in Wiktionary’s entry: 1960, Talking of trains: The new Margam yard: “It is the first British yard in which every…”
Formed from couple + -ing
Latin apiō ‘to join’
Latin cōpula ‘a bond’
Old French couple ‘couple’
Middle English couple ‘a couple’
English couple
Linked words
through Latin apiō ‘to join’
adaptation, adapt, adept, 16 more
through Latin cōpula ‘a tie, binding’
through Latin cōpulō ‘to bind or tie together, unite, join, couple’
Today it means
noun The act of joining together to form a couple.
Sources
Sources: Wiktionary, “coupling”; the older steps come from the Wiktionary entries for Latin copula, Latin copulo, Middle English couplen, Middle English couplynge. 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 / Latin apiō / coupling