One kilowatt-hour

One kil·o·watt-hour

[kil-uh-wot-ou^uhr, -ou-er]

–noun

a unit of energy, equivalent to the energy transferred or expended in one hour by one kilowatt of power; approximately 1.34horsepower-hours. Abbreviation: kWh, kwhr

-energy density

coal power plants obtain approximately 1 kW·h per half kilogram of burned coal

-human activities

equivalent to 1200 electric shaves, slice 100 loafs of bread, dry your hair 15 times, 4 nights watching telly, listen to same CD 15 times, use a small refrigerator for 24 hours, 20 microwave meals, drill 250 holes, 4 evenings of light with 60 W incandescent lamps or 20 evening of light with 11 W compact fluorescent light, 15 family meals for four, 36 cups of tea, a roundtrip of 3 miles or less in your car with your lights, heater, and wipers running, roughly the power you could get from one human servant per day