codebook

English

Etymology

code +‎ book.

Noun

codebook (plural codebooks)

1. (cryptography) A book, table, database, or other object that stores the mapping between plaintext words or phrases and their equivalents in a code.
2. (computer science) A lookup table.

Translations

cryptography: mapping between plaintext and code

• Finnish: salakirjoitusavain, koodikirja

computing: lookup table — see lookup table