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quarter-phase

adjective
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Definition of quarter-phase

: of or relating to a combination of two circuits energized by alternating electromotive forces that differ in phase by a quarter of a cycle or by 90 degrees : of or relating to a four-wire two-phase system or apparatus having the neutral points of the two phases at the same potential : two-phase

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“Quarter-phase.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/quarter-phase. Accessed 13 December 2019.

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