en·cy·clo·pe·dia also en·cy·clo·pae·dia 
/ɪnˌsaɪkləˈpi:dijə/ noun
plural en·cy·clo·pe·dias also en·cy·clo·pae·dias /ɪnˌsaɪkləˈpi:dijə/ noun [count] : a reference work (such as a book, series of books, Web site, or CD-ROM) that contains information about many different subjects or a lot of information about a particular subject
▪ a general encyclopedia ▪ an encyclopedia of literature
▪ a general encyclopedia ▪ an encyclopedia of literature
