three-phase
Americanadjective
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of or relating to a circuit, system, or device that is energized by three electromotive forces that differ in phase by one third of a cycle or 120°.
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having three phases.
adjective
Etymology
Origin of three-phase
First recorded in 1890–95
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
It included a three-phase plan, months of interviews and data collection, years of financial reviews, scores of faculty and staff, and a re-analysis of how the university measures depreciation in its accounting.
From The Wall Street Journal ● Jul. 17, 2026
The three-phase, $30-billion-dollar plan for lunar dominance is relatively straightforward.
From Salon ● Apr. 9, 2026
After ruling by force for the past five years, the junta has pledged the three-phase election, due to end on January 25, will return power to the people.
From Barron's ● Jan. 10, 2026
Using advanced microscopy, the researchers identified a three-phase sequence that coral fragments follow when attaching to the reef surface.
From Science Daily ● Oct. 29, 2025
The rail mill is operated by three-phase induction motors of from 2000 to 6000 horse-power capacity.
From Encyclopaedia Britannica, 11th Edition, Volume 11, Slice 4 "G" to "Gaskell, Elizabeth" by Various
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
