A book containing religious prayers / (when capitalized) The Book of Common Prayer / (nautical) A small holystone

A personal notebook or journal in which memorabilia, quotations, etc., are written.

a book in which one collects and displays autographs

(authorship) Electronic book, a book published in electronic form.

(idiomatic) A person or thing that cannot be easily understood; someone or something incomprehensible or puzzling.

(historical) The Book of Winchester; the principal record of the Domesday survey of England carried out in 1086 for William the Conqueror, comprising of two volumes: the Great Domesday Book and the Little Domesday Book.

(usually in the plural) One of the volumes of the Domesday Book. / (figuratively) A record of any other Norman survey.

A book, containing blank pages, in which people may sign their name and write a short message as a symbol of sympathy; often in response to a high-profile death or series of deaths.

(comics) A book or magazine that uses sequences of drawings to tell a story or series of stories, primarily in serialized form, usually fiction.

A booklet for students, containing either problems and exercises, or blank (often lined) pages for writing answers.