: 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

Recent Examples on the Web
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In late May, Netanyahu and his limited security cabinet approved a three-phase proposal that would begin with a six-week ceasefire and the release of 33 elderly and wounded hostages before leading to the release of all others and an end of the war. — Jeremy Diamond, CNN Money, 8 Oct. 2026 Kratos is expanding beyond the Auburn Hills production line through a three-phase manufacturing infrastructure plan. — Aamir Khollam, Interesting Engineering, 24 Aug. 2026 The data center, which the Pittsburg City Council approved in 2024, will be the first of a three-phase development within Pittsburg Technology Park along West Leland Road. — Hema Sivanandam, Mercury News, 5 Aug. 2026 The Secretary of State, Marco Rubio, had laid out a three-phase plan for Venezuela, entailing stabilization, recovery, and, ultimately, a political transition. — Stephania Taladrid, New Yorker, 23 July 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 14 Oct. 2026.

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