The American Heritage Dictionary of the English Language defines an encyclopedia as:
A comprehensive reference work containing articles on a wide range of subjects or on numerous aspects of a particular field, usually arranged alphabetically.
In these days of instant internet research, many people have forgotten (or never even knew) the differences between an encyclopedia, a dictionary, an almanac, an atlas, etc.
To read more on the ins and outs of the fascinating world of encyclopedias, see Answers.com via the Related Link.
it is a complete classified compendium of all knowledge
encyclopedia
Some popular encyclopedia sets include Encyclopedia Britannica, World Book Encyclopedia, and Encyclopædia Universalis.
Encyclopedia Britannica.
No, an encyclopedia is a secondary source.
Wikipedia is an online encyclopedia while a plain encyclopedia is on paper.
It isn't possible to say how many pages are in any one encyclopedia without knowing which encyclopedia, and which edition of that encyclopedia, is of interest.
__________ is a popular collaborative online encyclopedia
Ex: The encyclopedia was large.
ENcyclopedia defines it
I use an encyclopedia to do my homework.
Encyclopedia or dictionary? Alphabetically.
The plural form of encyclopedia is encyclopedias.