Cipher (noun)

  1. A system of symbols, letters or words used to conceal a message through encryption.
  2. A symbol used to represent a number or a quantity.
  3. A person or thing of little importance or value.


The word "cipher" comes from the arabic word "sifr" which means zero or empty. it was first recorded in english in the early 16th century.


  1. The government used a complex cipher to encrypt classified documents.
  2. The ancient Egyptians used hieroglyphs as a kind of cipher.
  3. The young man felt like a cipher in the large corporation.
  4. The codebreaker was able to decipher the enemy's cipher.
  5. The company used a cipher to encrypt the sensitive data in their system.
Some random words: diagnose, cacophony, imbue