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English Lexicon

Power-saving

/ˈpaʊ.ərˌseɪ.vɪŋ/
adjectivenounCEFR B2 (Upper)Top #8500 frequency
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Comprehensive Definitions & Senses

2 senses
As adjective
  1. 1

    Designed to reduce or minimize the consumption of electrical or mechanical power.

    "Switching to power-saving mode on your smartphone significantly extends battery life."
As noun
  1. 1

    The reduction of the amount of electricity or energy used by a device or system.

    "The new firmware update offers notable power savings for industrial machinery."
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Antonyms & Contrasting Words (1)

Linguistic Origin & Historical Etymology

Derived from the combination of the Middle English 'power' (from Old French 'poeir', ultimately Latin 'potere') and the gerund 'saving' from 'save' (from Old French 'sauver', Latin 'salvare'). The compound emerged in the mid-20th century alongside the rise of electrical appliances to denote mechanisms designed to reduce electrical consumption.

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