Definition of tetrarchy Tetrarchy
We found 2 definitions of tetrarchy from 2 different sources.
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What does tetrarchy mean?
Wiktionary 
- tetrarchy (Noun)
Historically, an empire that was ruled by four rulers.
Webster DictionaryWebster's Unabridged Dictionary 📘
- tetrarchy (n.)
The district under a Roman tetrarch; the office or jurisdiction of a tetrarch; a tetrarchate.
