substation
noun
sub·sta·tion
ˈsəb-ˌstā-shən 
: a subordinate or subsidiary station: such as
a
: a branch post office
b
: a subsidiary station in which electric current is transformed
c
: a police station serving a particular area
Examples of substation in a Sentence
Recent Examples on the Web
These complexes also have offices for technicians to monitor equipment and substations.
—
Claudia Levens, jsonline.com, 3 July 2025
Service on the Yellow Line between the Walnut Creek and Concord stations went dark about 12:30 p.m., because of a power outage at a substation, spokesperson Chris Filippi said.
—Rick Hurd, Mercury News, 3 July 2025
One of the busiest airports in the world, London Heathrow is closed today following a large fire at a nearby electrical substation that caused a power outage, USA TODAY is reporting.
—Chad Murphy, The Enquirer, 2 July 2025
The company also is spending $35 million to build a power substation and $80 million to build a water recycling plant to the support Memphis, Light, Gas and Water, the local utility.
—Preston Fore, Fortune, 17 June 2025
See All Example Sentences for substation
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Claudia Levens, jsonline.com, 3 July 2025
Service on the Yellow Line between the Walnut Creek and Concord stations went dark about 12:30 p.m., because of a power outage at a substation, spokesperson Chris Filippi said.
—Rick Hurd, Mercury News, 3 July 2025
One of the busiest airports in the world, London Heathrow is closed today following a large fire at a nearby electrical substation that caused a power outage, USA TODAY is reporting.
—Chad Murphy, The Enquirer, 2 July 2025
The company also is spending $35 million to build a power substation and $80 million to build a water recycling plant to the support Memphis, Light, Gas and Water, the local utility.
—Preston Fore, Fortune, 17 June 2025
See All Example Sentences for substation
Cite this Entry
“Substation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/substation. Accessed 23 Jul. 2025.
Copy CitationKids Definition
substation
noun
sub·sta·tion
ˈsəb-ˌstā-shən
1
: a branch post office
2
: a subsidiary station in which electric current is transformed
Love words? Need even more definitions?
Merriam-Webster unabridged
Share