Breadcrumb Home > Dictionary > Index E encipher: Meaning and Definition of Find definitions for: en•ci•pher Pronunciation: (en-sī'fur), [key] — v.t. to convert (a message, communication, etc.) into cipher. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: encipher (Thesaurus) encincture encircle ✖ Related Content Daily Word Quiz: nabob Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language