English / word
cipher
noun C1MEANING IN ENGLISH
A secret or disguised way of writing; a cryptographic algorithm used for encrypting information.
In context
01
Military messages are protected using a cipher.
02
The message was encoded using a cipher.
Synonyms
code,cryptogram,secret writing
Antonyms
plaintext,cleartext,open text
Collocations
block cipher,stream cipher,crack a cipher