MULTIPHASE
multiphase, polyphase
(adjective) of an electrical system that uses or generates two or more alternating voltages of the same frequency but differing in phase angle
Source: WordNet® 3.1
Etymology
Adjective
multiphase (comparative more multiphase, superlative most multiphase)
That generates, or employs, multiple alternating current supplies with the same voltage but different phase angles
Source: Wiktionary
Mul"ti*phase, a. [Multi- + phase.]
Definition: Having many phases; specif. (Elec.),
Definition: pertaining to, or designating, a generator producing, or any
system conveying or utilizing, two or more waves of pressure, or
electromotive force, not in phase with each other; polyphase.
Source: Webster’s Unabridged Dictionary 1913 Edition