/ Dictionary / Index S superencipher: Meaning and Definition of Find definitions for: su•per•en•ci•pher Pronunciation: (s"pur-en-sī'fur), [key] — v.t. Cryptography. to encode (a message) that is already a cryptogram. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. supereminent supererogate Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language