/ Dictionary / Index G goldthread: Meaning and Definition of Find definitions for: gold•thread Pronunciation: (gōld'thred"), [key] — n. a white-flowered plant, Coptis trifolia, of the buttercup family, having a slender, yellow root that is sometimes used as a tonic. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: goldthread (Thesaurus) gold therapy gold trichloride Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language