en‧cy‧clo‧pe‧di‧aalso encyclopaedia British English [countable]
TCNa book orCD, or a set of these, containing facts about many different subjects, or containing detailed facts about one subject:
the Encyclopedia of Music
WORD FOCUS: book WORD FOCUS: book a book about imaginary events:novel, thriller, mystery, horror story, love story, detective story, whodunit books about imaginary events in general:fiction, science fiction, romantic fiction, crime fiction, chick litinformal famous or important novels, poems etc :literature books about real events:non-fiction a book that gives information:reference book, encyclopedia, textbook a book about someone's life:biography, autobiography, journal, diary someone who writes books:writer, author, novelist a book with a hard cover:hardback /hardcoverAmerican English a book with a cover made of paper or card:paperback ➔ See alsobook
Definition from the Longman Dictionary of Contemporary English Advanced Learner's Dictionary.