/ Dictionary / Index H helichrysum: Meaning and Definition of Find definitions for: hel•i•chry•sum Pronunciation: (hel"i-krī'sum, hē"li-), [key] — n. any of the numerous composite plants of the genus Helichrysum, having alternate leaves and solitary or clustered flower heads, including the strawflower. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: helichrysum (Thesaurus) helices helicline Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language