The core of the Propædia is its "Outline of Knowledge", which aims to provide a logical framework for all human knowledge. Hence, readers are recommended to consult instead the alphabetical index or the Propædia, which organizes the Britannica 's contents by topic. Information can be found in the Britannica by following the cross-references in the Micropædia and Macropædia however, these are sparse, averaging one cross-reference per page.
A 2013 "Global Edition" of Britannica contained approximately forty thousand articles. The longest article (310 pages) is on the United States, and resulted from the merger of the articles on the individual states. The Macropædia articles are meant both as authoritative, well-written articles on their subjects and as storehouses of information not covered elsewhere. The Micropædia articles are intended for quick fact-checking and to help in finding more thorough information in the Macropædia. In contrast, the 2007 Micropædia has roughly 65,000 articles, the vast majority (about 97%) of which contain fewer than 750 words, no references, and no named contributors. The 2007 Macropædia has 699 in-depth articles, ranging in length from 2 to 310 pages and having references and named contributors. The Britannica 's articles are found in the Micro- and Macropædia, which encompass 12 and 17 volumes, respectively, each volume having roughly one thousand pages. Since 1985, the Britannica had four parts: the Micropædia, the Macropædia, the Propædia, and a two-volume index. The last three volumes are the 2002 Book of the Year (black spine) and the two-volume index (cyan spine). The initial volume with the green spine is the Propædia the red-spined and black-spined volumes are the Micropædia and the Macropædia, respectively. Though published in the United States since 1901, the Britannica has for the most part maintained British English spelling.ġ5th edition of the Britannica. Over 70 years, the size of the Britannica has remained steady, with about 40 million words on half a million topics. The Micropædia was meant for quick fact-checking and as a guide to the Macropædia readers are advised to study the Propædia outline to understand a subject's context and to find more detailed articles. The 15th edition has a three-part structure: a 12-volume Micropædia of short articles (generally fewer than 750 words), a 17-volume Macropædia of long articles (two to 310 pages), and a single Propædia volume to give a hierarchical outline of knowledge. announced it would no longer publish printed editions, and would focus instead on the online version. In March 2012, Encyclopædia Britannica, Inc. In 1933, the Britannica became the first encyclopaedia to adopt "continuous revision", in which the encyclopaedia is continually reprinted, with every article updated on a schedule. Starting with the 11th edition and following its acquisition by an American firm, the Britannica shortened and simplified articles to broaden its appeal to the North American market. Its rising stature as a scholarly work helped recruit eminent contributors, and the 9th (1875–1889) and 11th editions (1911) are landmark encyclopaedias for scholarship and literary style. The encyclopaedia grew in size: the second edition was 10 volumes, and by its fourth edition (1801–1810) it had expanded to 20 volumes. It was first published between 17 in the Scottish capital of Edinburgh, as three volumes. Printed for 244 years, the Britannica was the longest running in-print encyclopaedia in the English language. The 2010 version of the 15th edition, which spans 32 volumes and 32,640 pages, was the last printed edition.
It is maintained by about 100 full-time editors and more than 4,000 contributors.
the company has existed since the 18th century, although it has changed ownership various times over the centuries. It is published by Encyclopædia Britannica, Inc. It is published exclusively as an online encyclopaedia. The Encyclopædia Britannica ( Latin for "British Encyclopaedia") is a general knowledge English-language encyclopaedia.
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