2. (noun)Basil, St. Basil, Basil of Caesarea, Basil the Great, St. Basil the Great (Roman Catholic Church) the bishop of Caesarea who defended the RomanCatholicChurch against the heresies of the 4th century; a saint and Doctor of the Church (329-379)
3. (noun)basil, sweet basil leaves of the common basil; used fresh or dried