mi·​cro·​watt ˈmī-krō-ˌwät How to pronounce microwatt (audio)
: one millionth of a watt

Examples of microwatt in a Sentence

Recent Examples on the Web Their receiver chip was 1.54 mm 2 and used less than 3 microwatts of power. IEEE Spectrum, 8 May 2023 The receiver requires only a few microwatts of power and includes a low-power authentication system that shields it from denial-of-sleep attacks. IEEE Spectrum, 8 May 2023 Luckily, an average walk generates around 6 microwatts. David Grossman, Popular Mechanics, 30 Jan. 2019 The current version requires 13 microwatts of power, which could potentially be provided by a voltaic cell—developed by Nadeau—that runs on acidic stomach juices. Megan Molteni, WIRED, 24 May 2018 Typically, those applications require only several tens of microwatt-level power for several minutes, but commercial batteries or other energy harvesting technologies are too expensive and over-qualified. David Grossman, Popular Mechanics, 8 Aug. 2017 The entire system consumes about 15 kilowatts of power, while the quantum chip itself uses a fraction of a microwatt. Cade Metz, WIRED, 28 Sep. 2015

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'microwatt.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

circa 1909, in the meaning defined above

Time Traveler
The first known use of microwatt was circa 1909

Dictionary Entries Near microwatt

Cite this Entry

“Microwatt.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/microwatt. Accessed 21 May. 2024.

Medical Definition


mi·​cro·​watt -ˌwät How to pronounce microwatt (audio)
: one millionth of a watt
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!