sub·​sta·​tion | \ˈsəb-ˌstā-shən \

Definition of substation 

: 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

The suspect, who was at the hospital when police arrived, was taken into custody at a Pontiac substation to speak with detectives. Deasia Paige, Detroit Free Press, "Police: Pontiac teen dies in apparent accidental shooting," 9 July 2018 Dozens have been launched in Nineveh alone, including water treatment plants, wells, schools, health-care centers, a major hospital and power substations. Carol Morello, Washington Post, "Under pressure from Pence, U.S. aid is directed to Christian, Yazidi communities in Iraq," 16 June 2018 This year, the district partnered with the National City Police Department and Westfield Plaza Bonita to offer meals at the police community storefront — a substation of sorts — located on the northeastern end of the mall. David Hernandez,, "School districts plan to offer free summer meals across South Bay," 6 June 2018 Hartman also trained Davis on projects relevant to the job and staffing issues related to the 16 patrol deputies, five detectives, five sergeants and office staff, senior volunteers and crime prevention staff at the substation. Julie Gallant, Ramona Sentinel, "Lt. Chris Davis takes charge of sheriff's Ramona substation," 3 July 2018 The health department, senior center, DPW buildings, farmers market, parks, substations, and other installations would get lesser amounts. Jane Ford-stewart, Milwaukee Journal Sentinel, "5 things taxpayers should know about a recommendation that $60 million is needed to upgrade West Allis city buildings," 28 June 2018 Puerto Rico has 2,400 miles of high-voltage transmission lines, 342 substations, and 30,000 miles of lower-voltage distribution lines, according to PREPA., "Missteps caused long delays in Puerto Rico’s power grid repairs," 7 May 2018 The hour-long meeting will take place March 27, beginning at 7 p.m. at the district 5 substation, located at 23828 Tomball Parkway. Mayra Cruz, Houston Chronicle, "Sheriff to host forum for residents' public safety concerns in northwest Houston," 21 Mar. 2018 Christopher Dickinson, of Arlington, was found in the car outside the Chelan substation, with the keys in the ignition. Pete O’cain, The Seattle Times, "Snohomish County deputy prosecutor arrested on alcohol-related charge," 2 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'substation.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of substation

1833, in the meaning defined above

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Last Updated

9 Nov 2018

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Time Traveler for substation

The first known use of substation was in 1833

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English Language Learners Definition of substation

: a place where the strength of electricity is changed as the electricity passes through on its way from the power plant to homes and businesses

: a police station that serves a particular area

More from Merriam-Webster on substation

See words that rhyme with substation Encyclopedia article about substation

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