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English Lexicon

Energy efficiency system

/ˈɛn.ɚ.dʒi ɪˈfɪʃ.ən.si ˈsɪs.təm/
nounCEFR B2 (Upper)Top #14500 frequency
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Comprehensive Definitions & Senses

2 senses
As noun
  1. 1

    An integrated arrangement of technologies, controls, and equipment designed to minimize energy consumption while maintaining required output or performance levels.

    "The commercial building was upgraded with an advanced energy efficiency system to reduce utility costs and carbon emissions."
  2. 2

    A methodology or network that monitors, regulates, and optimizes power usage across industrial, residential, or municipal operations.

    "Factory engineers implemented a real-time energy efficiency system to track machine power draws and identify waste."
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Linguistic Origin & Historical Etymology

The term combines 'energy' from Greek 'energeia' (activity, operation), 'efficiency' from Latin 'efficientia' (producing a result), and 'system' from Greek 'systema' (an organized whole). It emerged in the late 20th century as industrial automation, environmental awareness, and resource management converged into unified technological infrastructures.

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10 Global Lexicons: How "Energy efficiency system" is said worldwide

Click any language below to open its dedicated Language to English dictionary page with native script & transliteration

🇫🇷French → English

système d'efficacité énergétique

Transliteration: sistɛm de.fi.ka.si.te e.nɛʁ.ʒe.tiw

"L'entreprise a installé un nouveau système d'efficacité énergétique."

🇩🇪German → English

Energieeffizienzsystem

Transliteration: enɛʁɡiːʔɛfɪt͡si̯ɛnt͡sˌzɪstɛm

"Das Gebäude verfügt über ein modernes Energieeffizienzsystem."

🇮🇹Italian → English

sistema di efficienza energetica

Transliteration: ˈsistema di ef.fiˈt͡ʃɛn.t͡sa e.nerˈdʒɛ.ti.ka

"Il nuovo sistema di efficienza energetica ha ridotto i costi del trenta percento."

🇪🇸Spanish → English

sistema de eficiencia energética

Transliteration: ˈsistema de efiˈsjensja eneɾˈxetika

"Implementaron un sistema de eficiencia energética para la planta de producción."

🇵🇹Portuguese → English

sistema de eficiência energética

Transliteration: ˈsiʃ.tɐ.mɐ dʒi e.fiˈsi.ẽ.si.ɐ e.neɾˈʒɛ.ti.kɐ

"O hospital adotou um sistema de eficiência energética inovador."

🇮🇳Hindi → English

ऊर्जा दक्षता प्रणाली

Transliteration: urja dakshata pranali

"कारखाने में एक नई ऊर्जा दक्षता प्रणाली स्थापित की गई है।"

🇨🇳Chinese → English

能效系统

Transliteration: néng xiào xì tǒng

"该工厂安装了先进的能效系统。"

🇰🇷Korean → English

에너지 효율 시스템

Transliteration: eneoji hyoyul siseutem

"공장은 전력 소비를 줄이기 위해 에너지 효율 시스템을 도입했습니다."

🇯🇵Japanese → English

エネルギー効率システム

Transliteration: enerugī kōritsu shisutemu

"ビル全体にエネルギー効率システムが導入されました。"

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