substation
/ˈsʌbˌsteɪʃən/
Definition
A utility facility that functions as a node in an electrical grid, housing equipment to step down high-voltage electricity for safer distribution to homes and businesses.
Etymology
The word is formed from the prefix 'sub-' (meaning 'under' or 'secondary') and 'station.' It entered English in the 19th century to denote a secondary or subsidiary location that supports the operations of a larger, primary system.
In the news
The article mentions substations as essential physical infrastructure that the company must construct and maintain to ensure reliable power delivery. Investing in these facilities is a core component of the utility's capital expenditure and long-term modernization efforts.
Alliant Energy stock reflects steady utility demand amid regulated growth outlook
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