a book or set of books giving information about all areas of knowledge or about different areas of one particular subject, usually arranged in alphabetical order.
百科全書；（某壹學科）的專科全書 （通常按照字母順序排列）
形容詞：Encyclopedic
1、connected with encyclopedias or the type of information found in them 百科全書的；百科知識的
例子：Encyclopedic information 百科知識
例子：an encyclopedic dictionary 百科詞典
2、having a lot of information about a wide variety of subjects;containing complete information about a particular subject 包含各種學科的，知識淵博的，博學的
例子：She has an encyclopedic knowledge of an era.她具有廣博的自然史知識。