/ Dictionary / Index H hyperpotassemia: Meaning and Definition of Find definitions for: hy•per•pot•as•se•mi•a Pronunciation: (hī"pur-pot"u-sē'mē-u), [key] — n. Pathol. hyperkalemia. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hyperpolarize hyperpyrexia Related Content Daily Word Quiz: stringent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language