: of, relating to, or operating by means of a combination of three circuits energized by alternating electromotive forces that differ in phase by one third of a cycle

Examples of three-phase in a Sentence

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The property transferred Friday is needed to complete the first part of a three-phase project, according to IDNR spokesperson Jayette Bolinski. Olivia Olander, Chicago Tribune, 23 May 2025 The union’s plan calls for renovations and rebuilds among 18 existing facilities and the construction of a new training center, whereas the department pitched a 10-year, three-phase plan that would address some but not all facility concerns. Sofi Zeman, Kansas City Star, 12 May 2025 Eaton will spend $340 million to increase U.S. production of its three-phase transformers. Natasha Abellard, CNBC, 8 May 2025 Israel and Hamas also reached a ceasefire agreement in January, the first stage of what a three-phase deal outlined by then-President Joe Biden in May and pushed forward by the incoming administration of President Donald Trump. Tom O'Connor, MSNBC Newsweek, 1 May 2025 See All Example Sentences for three-phase

Word History

First Known Use

1892, in the meaning defined above

Time Traveler
The first known use of three-phase was in 1892

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Cite this Entry

“Three-phase.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/three-phase. Accessed 5 Jun. 2025.

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