phasor

This term is a specialized technical portmanteau of phase and vector. It is used almost exclusively within the domains of electrical engineering and physics to simplify the analysis of alternating current (AC) circuits by transforming differential equations into algebraic ones.

In a professional context, the word describes a rotating vector in the complex plane. While it functions as a mathematical tool, it is treated as a concrete entity in engineering discourse, often appearing in the context of phasor diagrams or phasor analysis.