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Definition of uncouple

uncouple

/ʌnˈkʌp.əl/
un · cou · ple

Adjective:uncoupled
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Past Simple:uncoupled
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Past Participle:uncoupled
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Present Participle:uncoupling
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uncouple Lexical Profile

uncouple Game Scores & Validity

• verb

1

To disconnect, unfasten, or separate two things that are joined together, especially railway carriages or tethered animals.

Example

"The yard workers had to uncouple the freight cars before the locomotive could move to the repair track."


2

To break the functional, causal, or biochemical connection between two interdependent processes, systems, or variables.

Example

"Certain metabolic compounds can uncouple cellular respiration from energy production inside the mitochondria."


3

To end a romantic partnership or marriage.

Example

"After ten years together, they decided to uncouple amicably while remaining co-parents to their children."

Synonyms
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Antonyms
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• Rhymes for uncouple

Word Origin & Etymology

Formed in Middle English in the late 14th century from the prefix 'un-' (expressing reversal) and the verb 'couple', originally used in hunting to describe releasing hounds from their shared leash.

Cite this Entry


Wordmom. (2026). Definition of Uncouple. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/uncouple
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