/ Dictionary / Index H hyperglycemia: Meaning and Definition of Find definitions for: hy•per•gly•ce•mi•a Pronunciation: (hī"pur-glī-sē'mē-u), [key] — n. Pathol. an abnormally high level of glucose in the blood. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: hyperglycemia (Thesaurus) hypergeometric function hypergol Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language