noun, plural tri·er·ar·chies. Greek History.
  1. the office of a trierarch.
  2. trierarchs collectively.
  3. (in Athens) the duty of fitting out or furnishing triremes for the public service.

Origin of trierarchy

From the Greek word triērarchía, dating back to 1830–40. See trierarch, -y3 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for trierarchy

Historical Examples of trierarchy

British Dictionary definitions for trierarchy


noun plural -chies Greek history
  1. the responsibility for fitting out a state trireme, esp in Athens
  2. the office of a trierarch
  3. trierarchs collectively
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012