Relating to or containing encyclopedic information rather than only linguistic or lexical information; about facts and concepts, and not only a word or term; including proper names, biographical and geographical information and illustrations
The difficulty of distinguishing between lexical units and items in a nomenclature is especially nettlesome in specialized dictionaries, which are by their nature more encyclopedic than general dictionaries.
If you describe something as encyclopedic, you mean that it is very full, complete, and thorough in the amount of knowledge or information that it has. He had an encyclopaedic knowledge of drugs. an almost overwhelmingly encyclopaedic volume. = comprehensive. having a lot of knowledge or information about a particular subject