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tetrarch

noun

  1. official position
L483769 on Wikidata ↗

Wiktionary

Pronunciation: /ˈtɛtɹɑɹk/ / /ˈtɛtɹɑːk/

adj

Etymology: Borrowed from Latin tetrarchēs, from Ancient Greek τετράρχης (tetrárkhēs), from τετρα- (tetra-, “four”) + -άρχης (-árkhēs, “ruler, leader”).

  1. Having four vascular strands in a fibrovascular cylinder or stele.

noun

Etymology: Borrowed from Latin tetrarchēs, from Ancient Greek τετράρχης (tetrárkhēs), from τετρα- (tetra-, “four”) + -άρχης (-árkhēs, “ruler, leader”).

  1. A governor or ruler of a quarter of a country, especially of a fourth part of a province in or client state of Ancient Rome.
  2. Each of the four members of a jointly ruling tetrarchy, notably of the Roman Empire since Diocletian.
  3. An officer in charge of a fourth part of a phalanx in Ancient Greece.