# Diocletian

> English word · Proper noun · IPA /ˌdaɪ.əˈkliːʃən/ · frequency rank #62,840

## Definitions
1. Roman cognomen, particularly borne by the Roman emperor Gaius Aurelius Valerius Diocletianus (245-313).

## Etymology
From Latin Dioclētiānus, Latinate form of Ancient Greek Διοκλῆς (Dioklês). The Roman emperor was named so after his home town of Dioclea in Illyricum.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/diocletian