1. (noun) (Roman Catholic Church) a church father known for his constant fight against perceived heresies; a saint and Doctor of the Church (329-391)

• gregory
• gregory of nazianzen
• st. gregory of nazianzen

1. (noun) (Roman Catholic Church) a church father known for his constant fight against perceived heresies; a saint and Doctor of the Church (329-391)

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