Justinian a. : Of or pertaining to the Institutes or laws of the Roman Justinian.

Example:
How did Justinian the Great treat his general Belisarius?

Taxonomy
Justinian, reign, Constantinople, Procopius, empire, Italy, Moorhead, Flavius, emperor, Justinian and Theodora, Justinian the Great, the Church, Monophysites, Centuries, Justinian Dynasty, Plague of Justinian, Justin, Sabbatius.

Defination from the web:
Justinian's reign. ... Both historians became very bitter towards Justinian and his empress, Theodora. Procopius also wrote the Anekdota (the so-called Secret History), which reports on various scandals at Justinian's court. ...