a branch of a main post office.
an auxiliary power station where electrical current is converted, as from AC to DC, voltage is stepped up or down, etc.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
How to use substation in a sentence
The most significant damage was to the company’s transmission lines, which carry the electricity from the power plants to local substations.New Orleans power failures could pose more dangers than the hurricane itself, aid workers warn | Jacob Bogage, Will Englund | August 31, 2021 | Washington Post
The damage to substations could also be significant, with flooding being the most likely cause, he said.New Orleans power failures could pose more dangers than the hurricane itself, aid workers warn | Jacob Bogage, Will Englund | August 31, 2021 | Washington Post
Borlaug and his colleagues modeled substation requirements using data from real-world diesel delivery fleets.Why the grid is ready for fleets of electric trucks | Casey Crownhart | July 9, 2021 | MIT Technology Review
That would mean the government would have to buy out SDG&E’s massive system of poles and wires and substations in order to take over.Environment Report: Scientists Might Have Quicker Fix to Predict Bluff Collapse | MacKenzie Elmer | April 12, 2021 | Voice of San Diego
We monitor the electrical connections between substations and other operating companies to control the electrical grid throughout Prince George’s County, Montgomery County, and the District.Pepco employee talks diversity, inclusion, and COVID | Staff reports | August 28, 2020 | Washington Blade
One of the items published by Parastoo was a blueprint for a substation at a proposed nuclear plant in South Carolina.Did Iran’s Cyber-Army Hack Into the IAEA’s computers? | Eli Lake | December 5, 2012 | THE DAILY BEAST
There are also reports that there was at least one substation explosion in the Greenwich Village area.
These earth-return cables are connected in series with special low-voltage dynamos (called negative boosters) at the substation.The New Gresham Encyclopedia | Various
The postmark is that of the substation in the city which is nearest to a certain political headquarters on Fourteenth Street.Within Prison Walls | Thomas Mott Osborne
A train of our ether waves accidently fell into parallelism with a train of waves from the Venus substation.John Jones's Dollar | Harry Stephen Keeler
"Then they'll show up at the substation again four or five days behind us," the Commissioner said.Legacy | James H Schmitz
So could the fact that they had constructed the substation for it—in itself a grave breach of Federation treaties.Legacy | James H Schmitz
British Dictionary definitions for substation
a subsidiary station
an installation at which electricity is received from one or more power stations for conversion from alternating to direct current, reducing the voltage, or switching before distribution by a low-tension network
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012