/ Dictionary / Index L lady's-tresses: Meaning and Definition of Find definitions for: la•dy's-tress•es Pronunciation: (lā'dēz-tres"iz), [key] — pl. -tress•es. any orchid of the genus Spiranthes, having spikes of small flowers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lady's-tresses (Thesaurus) lady's-thumb Lady Washington geranium Related Content Daily Word Quiz: boorish Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language