/ Dictionary / Index H hypochondrium: Meaning and Definition of Find definitions for: hy•po•chon•dri•um Pronunciation: (hī"pu-kon'drē-um), [key] — pl. -dri•a either of two regions of the abdomen, situated on each side of the epigastrium and above the lumbar regions. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hypochondrium (Thesaurus) hypochondriac hypochromia Related Content Daily Word Quiz: simian Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language