ENCYCLOPAEDIA
encyclopedia, cyclopedia, encyclopaedia, cyclopaedia
(noun) a reference work (often in several volumes) containing articles on various topics (often arranged in alphabetical order) dealing with the entire range of human knowledge or with some particular specialty
Source: WordNet® 3.1
Noun
encyclopaedia (plural encyclopaedias or encyclopaediae)
(chiefly, UK, Australia) Alternative spelling of encyclopedia
Source: Wiktionary
En*cy`clo*pe"di*a, En*cy`clo*pæ"di*a, n. Etym: [NL., fr. Gr.
encyclopédie. See Cyclopedia, and Encyclical.] [Formerly written
encyclopædy and encyclopedy.]
Definition: The circle of arts and sciences; a comprehensive summary of
knowledge, or of a branch of knowledge; esp., a work in which the
various branches of science or art are discussed separately, and
usually in alphabetical order; a cyclopedia.
Source: Webster’s Unabridged Dictionary 1913 Edition