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Justinianian

or Jus·tin·i·a·ne·an

[juh-stin-ee-ey-nee-uh n]
adjective
  1. of or relating to Justinian I or the Byzantine dynasty (a.d. 518–610) named after him.
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Origin of Justinianian

First recorded in 1820–30; Justinian + -ian
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018