/ Dictionary / Index H hardiness: Meaning and Definition of Find definitions for: har•di•ness Pronunciation: (här'dē-nis), [key] — n. the capacity for enduring or sustaining hardship, privation, etc.; capability of surviving under unfavorable conditions. courage; boldness; audacity. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hardiness (Thesaurus) Hardin Harding Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language