Bible Dictionaries
Tyrannus

American Tract Society Bible Dictionary

The name of a person at Ephesus, in whose school Paul publicly proposed and defended the doctrines of the gospel, Acts 19:9 . By some he is thought to have been a Greek sophist, a teacher of rhetoric or philosophy, converted to Christianity; while others suppose him to have been a Jewish doctor or rabbi, who had a public school.

Bibliography Information
Rand, W. W. Entry for 'Tyrannus'. American Tract Society Bible Dictionary. https://www.studylight.org/​dictionaries/​eng/​ats/​t/tyrannus.html. 1859.