code book

See more synonyms for code book on Thesaurus.com

Origin of code book

First recorded in 1880–85
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for code book

euphemism, password, watchword

Examples from the Web for code book

Historical Examples of code book

  • And, tearing open the envelope, he crossed the room and pulled down a code-book.

    The Grell Mystery

    Frank Froest

  • He smoothed Prescott's crumpled telegram and reached for his code-book.

    The Lady Doc

    Caroline Lockhart

  • For a matter of ten minutes Thomson was busy with his pencil and the code-book.

    The Kingdom of the Blind

    E. Phillips Oppenheim

  • Do you go to the meeting, with the code-book as your only exhibit.

  • "Not the cipher itself—at least not a code-book as the term is generally understood," explained the Under Secretary.

    On Secret Service

    William Nelson Taft