noun

codebook

codebook

The spy memorized the entire codebook.

The spy memorised the entire codebook.

Researchers use a codebook for data analysis.

Researchers use a codebook for data analysis.

((a/the)) codebook a book containing codes or ciphers The spy memorized the entire codebook.

Synonyms: cipher book, key

A compound word from 'code' and 'book', literally a book of codes.

Picture a physical book filled with secret codes, like in a spy movie.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.