Catholicity refers to the universality and inclusiveness of the Catholic Church. It emphasizes that the Church is open to all people, regardless of their background, culture, or nationality. This concept is rooted in the belief that the teachings of Jesus Christ are meant for everyone, promoting unity among diverse communities. In a broader sense, catholicity also signifies the fullness of faith and the completeness of the Church's teachings. It encompasses the idea that the Catholic Church holds the fullness of the means of salvation, which includes the sacraments, traditions, and doctrines that guide its members in their spiritual journey.