encyclopedia
Encyclopedia is a summary of all the human knowledge or a class of knowledge of the tool. Often in the form of dictionaries (with entries as the basic unit), the collection of knowledge in the field of nouns, idioms, names, events, people, works, etc., but not included words, it is different from the language dictionary. Encyclopedia can be comprehensive, including all areas of the relevant content (such as "Encyclopedia Britannica" is a well-known comprehensive encyclopedia). It can also be a professional encyclopedia (such as a medical or philosophical encyclopedia). There are also encyclopedias that discuss a wide range of topics from a particular cultural or national perspective, such as the Encyclopedia of the Soviet Union. Sometimes encyclopedia is also seen as a sign of a country and an era of scientific and cultural development. ...