energy efficient
Uses less electricity
Energy efficient describes something designed to accomplish its purpose while using minimal energy.
An energy-efficient appliance or building reduces electricity or fuel consumption compared to conventional alternatives.
The term appears constantly in discussions of sustainability and cost savings: We upgraded to energy-efficient windows.
- LED lightingIllumination via semiconductors
- double-glazedHaving two glass layers
- utility billsFees for household services
- heat pumpsDevices transferring thermal energy
- green roofsPlant-covered building tops
weatherstrip · electric vehicles · carbon footprint reduction · insulation materials · motion sensors · smart thermostats · programmable timer · caulking · solar panels · R-value · sustainable development · wind turbines · kilowatt · resource conservation · off-grid · green building · power inverters · climate change mitigation
- eco-friendlysustainable, fair trade, green, biodegradable, recyclable
- product featuressize, color, durable, quality, material
- building technologysmart building, green building, prefab construction, steel frame, reinforced concrete
- electric toasterspop-up toaster, heating element, crumb tray, warming rack
- Refrigeratorsside-by-side, top freezer, bottom freezer, freestanding, built-in
- Eco Symbolsrecycle symbol, recycling symbol, green leaf, globe icon, green dot
energy efficientwasteful
Using resources carelessly
power-hungry · gas-guzzling · inefficient · profligate · extravagant
energy efficientinefficient
Poor at using resources
outdated · unoptimized · unsustainable · leaky · drafty