mega·​watt | \ ˈme-gə-ˌwät How to pronounce megawatt (audio) \

Definition of megawatt

: one million watts

Examples of megawatt in a Sentence

Recent Examples on the Web The way Texas addresses such problems now is by allowing generators to sell power for as much as $9,000 per megawatt when blackouts are used to force load reductions. Baker Institute, Forbes, "Let’s Mess With Texas’ Power Market—And Make It Stronger," 9 Apr. 2021 The utility alleges the wholesale prices, set by ERCOT, were too high — $9,000 per megawatt hour — for too long. Diego Mendoza-moyers, San Antonio Express-News, "CPS sues natural gas suppliers, alleging firms raised prices up to 15,000 percent during winter storm," 22 Mar. 2021 Originally, until 2011, the cap was $1,000 per megawatt hour. Dave Lieber, Dallas News, "In 20 years, ERCOT has been a misbehaving, secretive, arrogant, even criminal grid operator," 26 Mar. 2021 Ercot set prices at the maximum level of $9,000 per megawatt hour during the freeze, compared with an average price of $22 for 2020. Alexander Gladstone, WSJ, "Texas Power Retailer Griddy Files for Bankruptcy," 15 Mar. 2021 Currently, the state charges $1 a megawatt hour of electricity produced on wind facilities after three years of operation. From Usa Today Network And Wire Reports, USA TODAY, "Bike Week, prison PR, somber anniversaries: News from around our 50 states," 8 Mar. 2021 The state’s grid operator had raised power prices to $9,000 per megawatt hour, to induce power plant operator to increase power or stay running for five days. NBC News, "Texas power regulator rejects request to cut $16 billion in charges during freeze," 6 Mar. 2021 Those charges stemmed from a decision by officials to keep in place a $9,000 per megawatt hour cap even after the worst of the winter storm had passed. James Barragán, Dallas News, "Texas Lt. Gov. Dan Patrick draws battle lines on $16B in electric charges during winter storm," 11 Mar. 2021 The overcharges occurred because the Electric Reliability Council of Texas, which oversees the grid and is commonly known as ERCOT, kept wholesale prices at the maximum level allowable — $9,000 per megawatt hour — during that 32-hour period. Dallas News, "‘It’s just nearly impossible to unscramble this sort of egg’: Texas regulator won’t overturn ERCOT’s $16 billion overcharge," 5 Mar. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'megawatt.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of megawatt

circa 1900, in the meaning defined above

History and Etymology for megawatt

mega- + watt

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Time Traveler for megawatt

Time Traveler

The first known use of megawatt was circa 1900

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Statistics for megawatt

Last Updated

16 Apr 2021

Cite this Entry

“Megawatt.” Dictionary, Merriam-Webster, Accessed 21 Apr. 2021.

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More Definitions for megawatt



English Language Learners Definition of megawatt

: a unit of electrical power equal to one million watts


mega·​watt | \ ˈmeg-ə-ˌwät How to pronounce megawatt (audio) \

Medical Definition of megawatt

: one million watts abbreviation MW

More from Merriam-Webster on megawatt

Britannica English: Translation of megawatt for Arabic Speakers

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