id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-1525 Encyclical - Wikipedia .html text/html 1712 217 58 For the modern Roman Catholic Church, a papal encyclical is a specific category of papal document, a kind of letter concerning Catholic doctrine, sent by the Pope and usually addressed especially to patriarchs, primates, archbishops and bishops who are in communion with the Holy See. The form of the address can vary widely, and may concern bishops in a particular area, or designate a wider audience. Within Catholicism in recent times, an encyclical is generally used for significant issues and is second in importance only to the highest ranking document now issued by popes, an Apostolic Constitution. The archives at the Vatican website currently classify certain early encyclicals as Apostolic Exhortations, a term generally applied to a type of document with a broader audience than the bishops alone. Pope Pius XII held that papal encyclicals, even when they are not of ordinary magisterium, can nonetheless be sufficiently authoritative to end theological debate on a particular question: Modern encyclicals by pope[edit] ./cache/en-wikipedia-org-1525.html ./txt/en-wikipedia-org-1525.txt