/ Thesaurus / D Synonyms of decryption Find synonyms for: Noun1. decoding, decryption, decipherment, cryptography, coding, secret writing, steganographyusage: the activity of making clear or converting from code into plain text; "a secret key or password is required for decryption"WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved. Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language