: 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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Once fully completed by 2029, the three-phase project will be the nation’s largest solar and battery storage project to date. Mrigakshi Dixit, Interesting Engineering, 16 July 2026 The data center, developed by AVAIO Digital, will be the first of a three-phase development within Pittsburg Technology Park. Hema Sivanandam, Mercury News, 9 July 2026 The city tracks summer slide data through an eight-week, three-phase structure for summer literacy activities, Deitering said. Fort Worth Star-Telegram, 1 July 2026 Bill Essayli said Thursday’s operation is part of a three-phase effort to reclaim MacArthur Park. Clara Harter, Los Angeles Times, 4 June 2026 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 21 Jul. 2026.

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