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tetrarchy

tet·rar·chy/ˈtɛtɹɑɹki/noun

tetrarchy is a noun meaning “A government where power is shared by four people, especially (historical) the Herodian tetrarchy established in Judea after the death of Herod and…” (English Wiktionary, September 2026). It is spelled T-E-T-R-A-R-C-H-Y and has 3 syllables (tet·rar·chy), and it appears about once in every 47 million words in written English (wordfreq, 2021 data). The plural of tetrarchy is tetrarchies.

What does tetrarchy mean?

noun

  1. 1

    A government where power is shared by four people, especially (historical) the Herodian tetrarchy established in Judea after the death of Herod and the Tetrarchy of Diocletian which ruled the Roman Empire in the years 293-313.

  2. 2

    The land ruled by such a government, either together or separately.

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

How do you pronounce tetrarchy?

  • UK /ˈtɛtɹɑːki/
  • US /ˈtɛtɹɑɹki/

Tetrarchy has 3 syllables, split tet·rar·chy in writing.

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

Forms of tetrarchy

  • tetrarchies plural
  • tetradarchy

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

How common is tetrarchy?

Tetrarchy appears about once in every 47 million words in written English, the 211,986th 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).

Tetrarchy in Spanish, French, German and Portuguese

In the sense government by four people:

LanguageWords
Frenchtétrarchie
GermanTetrarchie
Portuguesetetrarquia
Spanishtetrarquía

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 tetrarchy come from?

From Latin tetrarchia, from Ancient Greek τετραρχία (tetrarkhía), from τετρα- (tetra-, “four”) + -αρχία (-arkhía, “-archy: rule”), equivalent to tetra- + -archy.

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