/ Dictionary / Index H hypoaeolian mode: Meaning and Definition of Find definitions for: hy'po•ae•o'li•an mode' Pronunciation: (hī'pō-ē-ō'lē-un, hī"-), [key] — Music. Music. a plagal church mode represented on the white keys of a keyboard instrument by an ascending scale from E to E, with the final on A. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hypoadrenalism hypoalbuminemia Related Content Daily Word Quiz: pugilist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language