megawatt

noun

mega·​watt ˈme-gə-ˌwät How to pronounce megawatt (audio)
: one million watts

Examples of megawatt in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The researchers noted that many advanced systems – such as electromagnetic warfare simulators and particle beam platforms – require immense bursts of energy delivered with extreme precision, often at the megawatt level within microsecond or even nanosecond intervals. Bojan Stojkovski, Interesting Engineering, 8 Nov. 2025 The ship’s 40 megawatt-hour energy storage system, which Incat says is four times as large as that of any existing ship, has 12 battery arrays with 418 modules apiece, for a total of 5,016 lithium-ion batteries distributed between four rooms. IEEE Spectrum, 6 Nov. 2025 For example, Nucor, the US’ largest steelmaker, has secured 350 megawatts of renewable energy in Texas. John Kerry, semafor.com, 6 Nov. 2025 After achieving megawatt stardom in her native Brazil, the pop singer toured the globe, developing an international army of loyal fans. Carolina Abbott Galvão, Travel + Leisure, 5 Nov. 2025 See All Example Sentences for megawatt

Word History

Etymology

mega- + watt

First Known Use

circa 1900, in the meaning defined above

Time Traveler
The first known use of megawatt was circa 1900

Browse Nearby Words

Cite this Entry

“Megawatt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/megawatt. Accessed 11 Nov. 2025.

Medical Definition

megawatt

noun
mega·​watt ˈmeg-ə-ˌwät How to pronounce megawatt (audio)
: one million watts
abbreviation MW
Last Updated: - Updated example sentences
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