Definition of cipher : 1. A character in general, as a figure or letter.
2. A character [ 0] which, standing by itself, expresses nothing, but when placed at the right hand of a whole number, increases its value tenfold.
3. A combination or interweaving of letters, as the initials of a name; a device; a monogram; as, a painter's cipher, an engraver's cipher, etc. The cut represents the initials N. W.
4. A private alphabet, system of characters, or other mode of writing, contrived for the safe transmission of secrets; also, a writing in such characters.
5. Of the nature of a cipher; of no weight or influence.
6. One who, or that which, has no weight or influence.
7. To decipher.
8. To designate by characters.
9. To get by ciphering; as, to cipher out the answer.
10. To use figures in a mathematical process; to do sums in arithmetic.
11. To write in occult characters.


consider, depend, grave, direct, write in code, engrave, envision, estimate, aim, picture, zip fastener, work up, scratch, half-pint, autograph, break, image, important, view, pip-squeak, minnow, small fry, think, bet, imagine, encrypt, project, code name, nix, opine, slide fastener, puzzle out, minion, CAPTCHA, guess, secret code, solve, small potatoes, dwarf, inscribe, lick, enroll, lackey, zero point, vigour, oh, cryptograph, forecast, zippo, elaborate, enrol, recruit, account, work, see, compute, encipher, energy, look, calculate, has-been, count, morsel, suppose, shrimp, cypher, zip, zipper, secret writing, goose egg, whippersnapper, mediocrity, snippersnapper, exercise, 0, visualise, fancy, alphanumeric, figure out, work out, visualize, vigor, cryptography, nebbish, encode, count on, reckon, coded, enter, insect, twerp, regard, pygmy, o, insignificancy, postcode, lightweight, nada, postal code

unmeaningness (part of speech: noun)

babble, senselessness, drivel, meaninglessness, gobbledygook, hogwash, unmeaningness, noise, jabber, nonsense, absurdity, blather, double-talk

number (part of speech: noun)

integer, bit, numeral, notation, number, sign, digit, figure, symbol

unsubstantiality (part of speech: noun)

intangibility, nothingness, emptiness, tenuousness, unreality, nullity, insignificance, nonexistence, vacuity, ethereality, mirage, phantom, vacancy, impalpability, spectre, zero, immateriality, apparition, nihility

zero (part of speech: noun)

naught, nothing, aught, zilch, nobody, dummy, blank, void, nil, nought

nonexistence (part of speech: noun)

non-subsistence, null, vacuousness, nonentity, barrenness

secret (part of speech: noun)

enigma, puzzle, brainteaser, labyrinth, maze, conundrum, riddle, cryptogram, problem, mystery, poser, code

letter (part of speech: noun)

consonant, ABC, monogram, letter, literal, upper case, alphabet, character, vowel

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