DE COUPLE

decouple

[dee-kuhp-uhl]
verb (used with object), decoupled, decoupling.
1.
to cause to become separated, disconnected, or divergent; uncouple.
2.
to absorb the shock of (a nuclear explosion): a surrounding mass of earth and rock can decouple a nuclear blast.
3.
Electronics. to loosen or eliminate the coupling of (a signal between two circuits).
verb (used without object), decoupled, decoupling.
4.
to separate or diverge from an existing connection; uncouple.

Origin:
1595–1605; de- + couple

decoupler, noun
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
decouple (ˌdiːˈkʌpəl)
 
vb
(tr) to separate (joined or coupled subsystems) thereby enabling them to exist and operate separately

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Etymonline
Word Origin & History

decouple
c.1600, from Fr. découpler "to uncouple." Related: Decoupling (1931).
Online Etymology Dictionary, © 2010 Douglas Harper
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