Watt
noun
A unit of power in physics, equivalent to one joule per second, named after James Watt.
This light bulb uses 100 watts.
Often appears as...
- watt-hour
- kilowatt
Usage tips
Technical
noun
A unit of power in physics, equivalent to one joule per second, named after James Watt.
This light bulb uses 100 watts.
Often appears as...
- watt-hour
- kilowatt
Usage tips
Technical
Definition 1 of 1
Pro Tip 1/3Power Measurement
The 'watt' measures how much energy a device uses or produces each second.
My electric kettle has a power rating of 1500 watts.
Pro Tip 2/3Small to Large
'Watt' is a base unit, but remember that kilowatts and megawatts symbolize larger quantities of power.
The power plant has a capacity of 500 megawatts.
Pro Tip 3/3Context Specification
Use 'watt' in technical or scientific contexts when quantifying power or electricity consumption.
How many watts does this appliance draw?
Pro Tip 1/3Power Measurement
The 'watt' measures how much energy a device uses or produces each second.
My electric kettle has a power rating of 1500 watts.
Pro Tip 2/3Small to Large
'Watt' is a base unit, but remember that kilowatts and megawatts symbolize larger quantities of power.
The power plant has a capacity of 500 megawatts.
Pro Tip 3/3Context Specification
Use 'watt' in technical or scientific contexts when quantifying power or electricity consumption.
How many watts does this appliance draw?
Pro Tip 1/3Power Measurement
The 'watt' measures how much energy a device uses or produces each second.
My electric kettle has a power rating of 1500 watts.
Pro Tip 2/3Small to Large
'Watt' is a base unit, but remember that kilowatts and megawatts symbolize larger quantities of power.
The power plant has a capacity of 500 megawatts.
Pro Tip 3/3Context Specification
Use 'watt' in technical or scientific contexts when quantifying power or electricity consumption.
How many watts does this appliance draw?
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Video examples
Bill Gross: Great ideas...
he made the engine double-acting, so it had double the power. Those were major breakthroughs. All of the improvements he made -- and it's justifiable that our measure of energy, the watt, today is named after him. So we looked at this engine, and this had some potential. Steam engines are dangerous, and they had tremendous impact on the world --
Video examples
LA92 Panel - Live PIPE...
police support whatsoever people are driving by shooting at us and we have to do something about it always dressed for war games that's right and it's certainly not a game to those people that are on the roof and are carrying rifles and Watts and boxes of ammunition that's right
Video examples
A 40-year plan for...
dollars of private investment and they actually surpassed the total installed capacity of nuclear power in the world by adding sixty billion watts in that one year that happens to be the same amount of solar cell capacity that the world can now make every year a number
Video examples
Why modern renewable...
the world's editions of electric generating capacity have been renewable and the fastest-growing parts have been the modular mass-produced renewables like solar and wind power in each of the past three years they've added over eighty billion watts and won a quarter
Video examples
How a fleet of...
the pursuit of the world speed record in a wind-powered land yacht. It took 10 years of research and development to come up with a novel wing concept that only uses three watts of power to control and yet can propel a vehicle all around the globe
Video examples
The Future of Flying...
Now there's one problem with robots like this. The first problem is it's pretty big. Because it's big, it's heavy. And these robots consume about 100 watts per pound. And this makes for a very short mission life. The second problem
Video examples
James Hansen: Why I must...
And the land, to depths of tens of meters, is also warming. The total energy imbalance now is about six-tenths of a watt per square meter. That may not sound like much, but when added up over the whole world, it's enormous.
Video examples
How much land does it...
When you consider the space needed to power cities, countries, and the whole world, it adds up fast. Today, the world uses 3 trillion watts of electricity. To power the entire world with only fossil fuels,
Video examples
Parasitic Wasps PIPE...
wasps why because black wasps are known as a food coloring and some aphids are busily sucking the life out of these plants now despite its nickname this Watts isn't here merely to kill the
Video examples
Seagulls and Guillemots...
watts pushing them up from below the herring are driven to the surface where the gulls have been waiting to attack
Video examples
Bill Gross: Great ideas...
he made the engine double-acting, so it had double the power. Those were major breakthroughs. All of the improvements he made -- and it's justifiable that our measure of energy, the watt, today is named after him. So we looked at this engine, and this had some potential. Steam engines are dangerous, and they had tremendous impact on the world --
Video examples
LA92 Panel - Live PIPE...
police support whatsoever people are driving by shooting at us and we have to do something about it always dressed for war games that's right and it's certainly not a game to those people that are on the roof and are carrying rifles and Watts and boxes of ammunition that's right
Video examples
A 40-year plan for...
dollars of private investment and they actually surpassed the total installed capacity of nuclear power in the world by adding sixty billion watts in that one year that happens to be the same amount of solar cell capacity that the world can now make every year a number
Video examples
Why modern renewable...
the world's editions of electric generating capacity have been renewable and the fastest-growing parts have been the modular mass-produced renewables like solar and wind power in each of the past three years they've added over eighty billion watts and won a quarter
Video examples
How a fleet of...
the pursuit of the world speed record in a wind-powered land yacht. It took 10 years of research and development to come up with a novel wing concept that only uses three watts of power to control and yet can propel a vehicle all around the globe
Video examples
The Future of Flying...
Now there's one problem with robots like this. The first problem is it's pretty big. Because it's big, it's heavy. And these robots consume about 100 watts per pound. And this makes for a very short mission life. The second problem
Video examples
James Hansen: Why I must...
And the land, to depths of tens of meters, is also warming. The total energy imbalance now is about six-tenths of a watt per square meter. That may not sound like much, but when added up over the whole world, it's enormous.
Video examples
How much land does it...
When you consider the space needed to power cities, countries, and the whole world, it adds up fast. Today, the world uses 3 trillion watts of electricity. To power the entire world with only fossil fuels,
Video examples
Parasitic Wasps PIPE...
wasps why because black wasps are known as a food coloring and some aphids are busily sucking the life out of these plants now despite its nickname this Watts isn't here merely to kill the
Video examples
Seagulls and Guillemots...
watts pushing them up from below the herring are driven to the surface where the gulls have been waiting to attack
Example 1 of 10
Quote examples
Geoffrey West
British Physicist
A human being at rest runs on 90 watts. That's how much power you need just to lie down. And if you're a hunter-gatherer and you live in the Amazon, you'll need about 250 watts. That's how much energy it takes to run about and find food.
Quote examples
Marty Stuart
American Musician
My local radio station, WHOC, Philadelphia, Mississippi - '1490 on your radio dial, a thousand watts of pure pleasure' - it was a beautiful station. And I loved everything I heard. But it was country music that touched my heart.
Quote examples
Hannah Storm
American Journalist
J.J. Watt is larger than life and Houston's newest sports hero, in every sense of the word. He is a guy who spends NFL Fridays at high school football games and actively seeks out those in need of his kindness.
Quote examples
Jimmy Graham
American Athlete
It can get pretty hectic in New Orleans whenever I go shopping. So I'll fly to Houston, buy my groceries, and then come back - nobody cares there because I'm not J.J. Watt.
Quote examples
Laurie Anderson
American Musician
A lot of the work in United States is highly critical of technology. I'm using 15,000 watts of power and 18 different pieces of electronic equipment to say that.
Quote examples
A. P. J. Abdul Kalam
Indian Statesman
Today, India consumes about 682 watts per capita, far lesser than developed nations. As India develops, it will definitely require a lot more energy.
Quote examples
Edward Walker
English Athlete
To me, lighting really sets the mood for a room. A 40 watt bulb in a cheap lamp is the same as a 40 watt bulb in an expensive one.
Quote examples
Lonnie Johnson
American Inventor
Sitting still, a person produces about 100 watts of heat. What if you could use that to charge your cell phone?
Quote examples
Stevie Ray Vaughan
American Musician
The Marshall is supposed to be 200 watts, but mine's never worked right; it peaks out at 80.
Quote examples
Tierra Whack
American Musician
I love @love.watts on Instagram!
Quote examples
Geoffrey West
British Physicist
A human being at rest runs on 90 watts. That's how much power you need just to lie down. And if you're a hunter-gatherer and you live in the Amazon, you'll need about 250 watts. That's how much energy it takes to run about and find food.
Quote examples
Marty Stuart
American Musician
My local radio station, WHOC, Philadelphia, Mississippi - '1490 on your radio dial, a thousand watts of pure pleasure' - it was a beautiful station. And I loved everything I heard. But it was country music that touched my heart.
Quote examples
Hannah Storm
American Journalist
J.J. Watt is larger than life and Houston's newest sports hero, in every sense of the word. He is a guy who spends NFL Fridays at high school football games and actively seeks out those in need of his kindness.
Quote examples
Jimmy Graham
American Athlete
It can get pretty hectic in New Orleans whenever I go shopping. So I'll fly to Houston, buy my groceries, and then come back - nobody cares there because I'm not J.J. Watt.
Quote examples
Laurie Anderson
American Musician
A lot of the work in United States is highly critical of technology. I'm using 15,000 watts of power and 18 different pieces of electronic equipment to say that.
Quote examples
A. P. J. Abdul Kalam
Indian Statesman
Today, India consumes about 682 watts per capita, far lesser than developed nations. As India develops, it will definitely require a lot more energy.
Quote examples
Edward Walker
English Athlete
To me, lighting really sets the mood for a room. A 40 watt bulb in a cheap lamp is the same as a 40 watt bulb in an expensive one.
Quote examples
Lonnie Johnson
American Inventor
Sitting still, a person produces about 100 watts of heat. What if you could use that to charge your cell phone?
Quote examples
Stevie Ray Vaughan
American Musician
The Marshall is supposed to be 200 watts, but mine's never worked right; it peaks out at 80.
Quote examples
Tierra Whack
American Musician
I love @love.watts on Instagram!
Example 1 of 10
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