/ Dictionary / Index O oyster plant: Meaning and Definition of Find definitions for: oys'ter plant" Pronunciation: [key] salsify. See Moses-in-the-cradle. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. oyster mushroom oystershell scale Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language