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de-energize

American  
[dee-en-er-jahyz] / diˈɛn ərˌdʒaɪz /
especially British, de-energise

verb (used with object)

de-energized, de-energizing
  1. to deprive of electrical energy or exhaust the electrical energy from.

    Turning off the ignition de-energizes the spark plugs.


de-energize British  
/ diːˈɛnəˌdʒaɪz /

verb

  1. (tr) electrical engineering to disconnect (an electrical circuit) from its source

"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

Other Word Forms

Etymology

Origin of de-energize

First recorded in 1885–90; de- + energize ( def. )

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:

Cleanup teams must de-energize and decommission the batteries for proper recycling and disposal.

From Los Angeles Times Jan. 29, 2025

The utilities proactively de-energize sections of their networks, a process known as public safety power shutoffs, in areas that officials have determined are at the highest risk for fire starts.

From Los Angeles Times Nov. 4, 2024

Afterwards, the local Salt River Project power utility was called to de-energize the pole.

From Washington Times Dec. 7, 2023

The lawsuit, which seeks unspecified damages, said Xcel failed to de-energize its electrical equipment before the onset of strong winds.

From Seattle Times Jul. 11, 2023

The passive and contemplative following of thought, my own or other people's, must not de-energize my sympathies and my will.

From Julia Ward Howe 1819-1910 by Elliott, Maud Howe

At the staging areas, she said, “these batteries are de-energized, disassembled, recycled and disposed of safely without risk to the public.”

From Los Angeles Times Feb. 4, 2025

Additionally, the company said its distribution lines to the west of Eaton Canyon "were de-energized well before the reported start time of the fire" as part of its fire safety shutoff program.

From BBC Jan. 16, 2025

At that moment, Trump took a long-defeated sigh, and looked up at the ceiling blankly, looking confused and de-energized.

From Salon Mar. 14, 2024

Whether the lines were fully de-energized — meaning they were not transmitting any electrical voltage — might still be in question, however.

From Seattle Times Sep. 27, 2023

It was de-energized before anyone noticed what was inside.

From The Variable Man by Dick, Philip K.

“We can look after the fact and see that the consequences of potentially not de-energizing the transmission lines are enormous,” he said.

From Los Angeles Times Feb. 13, 2025

Edison’s CEO has said that winds weren’t strong enough to merit de-energizing lines in the area.

From Los Angeles Times Jan. 25, 2025

The head of Southern California Edison said Wednesday that winds blowing in Eaton Canyon on Jan. 7 were not strong enough to meet the threshold the company uses for de-energizing the powerful electrical transmission line.

From Los Angeles Times Jan. 16, 2025

Powell said Edison was monitoring the weather closely Jan. 7 but said the winds did not meet the threshold the company uses for de-energizing transmission lines.

From Los Angeles Times Jan. 15, 2025

Where the study of metaphysics becomes de-energizing, it becomes demoralizing.

From Julia Ward Howe 1819-1910 by Elliott, Maud Howe

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