de-en·​er·​gize ˌdē-ˈe-nər-ˌjīz How to pronounce de-energize (audio)
de-energized; de-energizing; de-energizes

transitive verb

: to disconnect from a source of electricity : shut off the power to

Examples of de-energize in a Sentence

Recent Examples on the Web Hawaii Electric has said it de-energized its lines after a morning wildfire, which was extinguished, and they were not energized when the afternoon fire broke out that consumed Lahaina. Nadine El-Bawab, ABC News, 6 Sep. 2023 There's no such thing, some scientists say Drivers waited for hours while crews worked to de-energize the power lines to get them out. Nouran Salahieh, CNN, 8 Aug. 2023 In response, lawmakers have forced PG&E to spend more money trimming branches near power lines, and to also de-energize lines when there's a high risk of fire in the area. Trevor Hughes, USA TODAY, 8 June 2023 Industroyer natively communicated with those systems to instruct them to de-energize and then re-energize substation lines. Dan Goodin, Ars Technica, 25 May 2023

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'de-energize.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1886, in the meaning defined above

Time Traveler
The first known use of de-energize was in 1886

Dictionary Entries Near de-energize

Cite this Entry

“De-energize.” Dictionary, Merriam-Webster, Accessed 20 May. 2024.

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