code book

noun

1. a book containing a list of code signals with their meanings, usually arranged alphabetically.

Word History and Origins

Origin of code book¹

First recorded in 1880–85

Example Sentences

“Students are also expected to adhere to guidance provided to them regarding the distribution of these materials. Any disciplinary measures are in accordance with the Code Book of Student Conduct,” they said, declining to comment further due to student privacy.

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We, then decided after scanning the code book, that we wanted to make sure that this was a prosecution of both sets of victims, the majority of which were Kenyan victims.

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At spy stations, young visitors can imitate her method, write messages in invisible ink and use a cipher wheel, an early encryption and decryption device, to reveal information in Tallmadge’s code book.

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Over the last few weeks, a $20 book featuring the blueprints appeared for sale on Amazon, titled “The Liberator Code Book: An Exercise in the Freedom of Speech.”

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The code book is far more complex for animals that excite our envy: the bee larva fed copiously on royal jelly that changes into an ageless queen; the Greenland shark that lives five hundred years and doesn’t get cancer; even the humble quahog clam, the kind used for chowder, which holds the record at five hundred and seven.

Read more on The New Yorker