decoherence

British

/ ˌdiːkəʊˈhɪərəns /

noun

physics the process in which a system's behaviour changes from that which can be explained by quantum mechanics to that which can be explained by classical mechanics

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

decoherence

However, progress has been limited by a major challenge known as decoherence.

From Science Daily ● Apr. 13, 2026

One of the biggest challenges comes from decoherence, a process that introduces errors into quantum systems.

From Science Daily ● Feb. 6, 2026

These devices rely on maintaining delicate quantum states that can easily be lost through energy buildup and decoherence.

From Science Daily ● Jan. 8, 2026

The faster the gate speed, the more computations can be performed before qubits fall out of their quantum state in a process called decoherence.

From MarketWatch ● Oct. 25, 2025

The decoherence is effected by giving the stool a tilt by means of an electromagnet.

From Hertzian Wave Wireless Telegraphy by John Ambrose Fleming

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023