/ Dictionary / Index H Humulin: Meaning and Definition of Find definitions for: Hu•mu•lin Pronunciation: (hy'myu-lin or, often, y'-), [key] — Pharm., Trademark. Pharm.,Trademark. a brand of human insulin produced by genetically engineered bacteria. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: humulin (Thesaurus) humuhumunukunukuapuaa humulon 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