substation
n. B2 Upper Intermediate US //ˈsəbˌsteɪʃən// UK //sʌbstˈeɪʃən// sub·sta·tion
n. a building or area where electricity is changed from one voltage to another before it is sent to homes and businesses.
n. a facility where electricity is transformed from high voltage to low voltage for distribution to consumers. Often used in the context of power grids and electrical engineering.
The power company built a new substation near the town.
During the storm, a lightning strike damaged the substation, causing a temporary power outage across the entire neighborhood.
The expansion of the city's infrastructure required the construction of several new high-voltage substations to manage the increased demand for residential and commercial electricity.