1. (noun) Greek theologian who was bishop of Lyons and an antiheretical writer; a saint and Doctor of the Church (circa 130-200)

• saint irenaeus
• st. irenaeus

1. (noun) Greek theologian who was bishop of Lyons and an antiheretical writer; a saint and Doctor of the Church (circa 130-200)

• church of rome
• roman catholic
• roman catholic church
• roman church
• western church