zero.

any of the Arabic numerals or figures.

Arabic numerical notation collectively.

something of no value or importance.

a person of no influence; nonentity.

a secret method of writing, as by transposition or substitution of letters, specially formed symbols, or the like. Compare cryptography .

writing done by such a method; a coded message.

the key to a secret method of writing.

a combination of letters, as the initials of a name, in one design; monogram.

to use figures or numerals arithmetically.

to write in or as in cipher.

to calculate numerically; figure.

to convert into cipher.

verb

code

noun

blank , diddly squat , goose egg , insignificancy , nada , naught , nil , nobody , nonentity , nothing , nought , nullity , squat , zilch , zip , zippo , zot , nebbish

verb

break , calculate , clear up , compute , count , decipher , estimate , figure , reckon , resolve , solve , unravel , cast , aught , blank , code , cryptogram , decode , letter , nada , naught , nil , nonentity , nothing , null , number , symbol , zero , zilch , zippo