Power correction factor refers to a term that is commonly used in electrical engineering to measure the efficiency of a power system. The term can also be referred to as power factor. Synonyms for power correction factor include energy factor, PF, electricity factor, efficiency factor, and the cosine of the angle of phase difference. Other synonyms include reactive-power-to-real-power ratio, phase angle, and displacement factor. The power correction factor is important for ensuring that energy is efficiently delivered to equipment and devices, and it is essential for maintaining a stable and sustainable power system. Synonyms for this term allow engineers and professionals to communicate and understand one another more efficiently.