- 电气化 diànqìhuà electrificationelectrification; to convert to electrical power (especially for railways, factories or other infrastructure)
- 电气石 diànqìshí tourmaline
- 松下电气工业 Sōngxià Diànqì Gōngyè Matsushita ElectricMatsushita Electronics Industry
- 电气工程 diànqìgōngchéng electrical engineering
- 通用电气 Tōngyòng Diànqì General ElectricGeneral Electric (GE)
