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°.
-
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
It will be seen, therefore, that by doubling the three-phase system the pulsations are already very greatly reduced.
From Scientific American Supplement No. 822, October 3, 1891 by Various
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