a book that you read on a computer, phone, or e-reader

Chinese texts that serve as the authoritative works of Confucianism.

A lightweight hardware device used to read e-books.

plural of blue book exam

(education) A type of test used at many postsecondary schools in the US. They normally include one or more essays or short-answer questions.

An address book, especially one in which the details of one's lovers are recorded

(mathematics, topology) A decomposition of a 3-manifold into a link and a fibration over the circle by surfaces bounded by that link.

plural of open book decomposition

All possible knowledge of a subject matter. / All possible means, both honest and dishonest

(aviation, travel) (in a reservation system) The letter used to signify a particular fare level.