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substation

/sʌbˈsteɪʃən/noun

substation is spelled S-U-B-S-T-A-T-I-O-N: 10 letters and 3 syllables. It appears about once in every 1 million words in written English, the 31,549th most frequent word form (wordfreq, 2021 data). As a noun, substation means “A site where electricity supplied by long-distance (high-voltage) transmission lines is transformed or regulated for local (low-voltage) distribution” (English Wiktionary, September 2026). The plural of substation is substations.

How many letters and syllables are in substation?

Letters10: S-U-B-S-T-A-T-I-O-N
Syllables3 (from its American pronunciation)
In writingabout once in every 1 million words; the 31,549th most frequent word form
Wrong spellings searchednone measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is substation?

Substation appears about once in every 1 million words in written English, the 31,549th most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How do you pronounce substation?

  • /sʌbˈsteɪʃən/

Substation has 3 syllables (counted from its American pronunciation in the CMU Pronouncing Dictionary).

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-substation.wav, Wikimedia Commons (author and licence on each file's page).

Words people confuse with substation

Also written: sub-station (one word or two).

Sources: English Wiktionary (homophones, alternative spellings).

Forms of substation

  • substations plural
  • sub-station

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

What does substation mean?

The meanings the English Wiktionary records, quoted as written there (source below).

noun

  1. 1

    A site where electricity supplied by long-distance (high-voltage) transmission lines is transformed or regulated for local (low-voltage) distribution.

  2. 2

    A satellite police station serving one neighborhood or part of a larger jurisdiction.

  3. 3

    A branch post office.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

Substation in Spanish, French, German and Portuguese

LanguageWords
Frenchposte, poste de transformation (electrical substation)
GermanUnterwerk, Umspannwerk (electrical substation)
Portuguesesubestação (electrical substation), subdelegacia (satellite police station)
Spanishsubestación (electrical substation)

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does substation come from?

From sub- + station.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

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