noun
- A mathematical element that when added to another number yields the same number.
- A quantity of no importance.
- usage: "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"
- A person of no influence.
- A secret method of writing.
- synonyms: cipher, cryptograph, secret code
- A message written in a secret code.
- synonyms: cipher