DictionarycipherCalculation
verb

cipher

To work out an answer by calculation.

The schoolboy ciphers the answer on a slate using the figures his teacher supplied.

Etymology

The Arabic source names zero. English broadened cipher to numerical figures, then used it as a verb for working with those figures to calculate an answer.

More examples

  • She learned to read, write, and cipher.
  • He ciphered the total without a calculator.
  • The old lesson book includes exercises in ciphering.

Forms

cipher · ciphers · ciphered · ciphering

Similar words

calculate
Calculate is the ordinary modern term; cipher in this sense is old-fashioned.