Power delivery system refers to the mechanism that enables the transfer of electrical power from a source to a designated point of use. Numerous synonyms can be used interchangeably for power delivery system, such as power supply system, electricity distribution network, energy distribution system, power transmission system, and electrical grid system. Each term conveys the concept of power delivery through wires and cables from power plants, substations to homes, offices, and industries. In essence, the power delivery system is critical in ensuring the stable and consistent supply of electricity to meet the increasing demands of modern-day lifestyles. Understanding the synonyms of power delivery system is useful in communicating power-related issues and challenges effectively.