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English

decoupling

|de-cou-pling|

C1

/diːˈkʌplɪŋ/

(decouple)

separate

Base FormPluralPresent3rd Person Sing.PastPast ParticiplePresent ParticipleNounAdjective
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Etymology
Etymology Information

'decouple' originates from Latin prefix 'de-' added to English 'couple' (which itself comes from Old French and Latin). Here 'de-' meant 'remove, reverse' and 'couple' came via Old French from Latin.

Historical Evolution

'couple' derived from Latin 'copula' (meaning 'a bond, link') via Old French; the English verb 'decouple' is a modern formation (de- + couple) used from the 19th–20th century and 'decoupling' is the noun/gerund form that followed.

Meaning Changes

Initially built literally as 'remove a coupling' (physically or mechanically), its usage broadened over time to mean 'reduce interdependence' in technical, economic, and abstract contexts.

Meanings by Part of Speech

Noun 1

the action or process of separating two or more things that were previously connected or interdependent.

The decoupling of the production lines improved maintenance flexibility.

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Noun 2

in economics and finance: a reduction or loss of correlation between two markets, economies, or variables that previously moved together.

Analysts discussed the decoupling between emerging markets and developed markets in recent years.

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Noun 3

in engineering and software design: reducing dependencies (coupling) between components so they can operate or be developed independently.

Decoupling the modules allowed the team to deploy updates without affecting the whole system.

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Last updated: 2025/09/04 07:40