"Power backup" refers to having an alternative source of electrical energy available in case the main power supply fails. It is like having a backup plan to ensure that electricity is still available during outages or emergencies.
Full definition
Synonyms for individual words can be found below.
«power»
«backup»
Sentences with «power backup»
- Long lines formed at gas stations as people sought fuel to power backup generators. (energyandpolicy.org)
- Earlier the industry fought rules for mandatory power backup. (fortune.com)
- The virtues of an e-ink display are already well known as these require the least power backup, only draining the battery when showing a new image. (goodereader.com)
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