The Collaborative International Dictionary
encyclopedy
Encyclopedia \En*cy`clo*pe"di*a\, Encyclopaedia \En*cy`clo*p[ae]"di*a\, n. [NL., fr. Gr. ?, for ? ?, instruction in the circle of arts and sciences: cf. F. encyclop['e]die. See Cyclopedia, and Encyclical.] [Formerly written encyclop[ae]dy and encyclopedy.] 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.
Wiktionary
encyclopedy
n. (context archaic English) encyclopedia