/ Dictionary / Index H holy thistle: Meaning and Definition of Find definitions for: ho'ly this'tle Pronunciation: [key] lady's-thistle. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. holy synod Holy Thursday Related Content Daily Word Quiz: benevolent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language