mixed-alphabet cipher
nounUK /mɪkst ˈælfəbɛt ˈsaɪfə/
US /mɪkst ˈælfəbɛt ˈsaɪfər/
A secret code that uses letters from more than one alphabet to hide a message.
The spy wrote the note in a mixed-alphabet cipher so only her friend could read it.
OTHER MEANINGS
2. A puzzle where symbols from different writing systems stand for ordinary letters.
The puzzle book had a mixed-alphabet cipher that used Greek and Latin letters.
3. A method of encoding text by switching between two or more alphabets as you write.
The class made a mixed-alphabet cipher by alternating English and Cyrillic letters.
4. Any coded message that mixes letters, numbers, and symbols from several alphabets.
The treasure map's mixed-alphabet cipher confused everyone until they found the key.