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English Word of the Day: Energy Efficiency
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English Word of the Day: Energy Efficiency
**Word of the Day: Energy Efficiency**
**Part of Speech:** Noun
**Definition:** The measure of how well a machine or system uses energy to complete a specific task without wasting any. In other words, it’s getting the same outcome while using less power.
**Example Sentence:** The introduction of energy efficiency measures in our home, such as LED light bulbs and energy-saving appliances, significantly reduced our monthly electric bill.
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