cypher

cypher

1: a quantity of no importance; "it looked like nothing I had ever seen before"; "reduced to nil all the work we had done"; "we racked up a pathetic goose egg"; "it was all for naught"; "I didn't hear zilch about it"

2: a mathematical element that when added to another number yields the same number

3: a message written in a secret code

4: a secret method of writing

5: a person of no influence

6: make a mathematical calculation or computation

7: convert ordinary language into code; "We should encode the message for security reasons"