power up

verb

To turn the electrical power on to a device as a precondition to making it operational.

“The office systems power up automatically at 7:30am on workdays.”

Similar
boot up
Opposite
power down
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Meanings

verbpower up (third-person singular simple present powers up, present participle powering up, simple past and past participle powered up)

present singular third person powers up · participle present powering up · participle past powered up · past powered up

  1. transitiveTo turn the electrical power on to a device as a precondition to making it operational.

    Every morning he powered up his electronic devices, even before making coffee.

  2. intransitiveTo become ready for operation as a result of the provision of electrical power.

    The office systems power up automatically at 7:30am on workdays.

Synonyms & antonyms

Similar
boot up
Opposite
power down
Cite this entry
APA

power up. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/power%20up

MLA

“power up.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/power%20up. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “power up,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/power%20up.

Source: power up on Wiktionary, CC BY-SA 4.0.