/ Dictionary / Index H humulon: Meaning and Definition of Find definitions for: hu•mu•lon Pronunciation: (hy'myu-lon" or, often, y'-), [key] — n. a bitter constituent of hops, CHO, having antibiotic properties. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Humulin humungous Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language