/ Dictionary / Index G globin: Meaning and Definition of Find definitions for: glo•bin Pronunciation: (glō'bin), [key] — n. Biochem. the protein component of hemoglobin, made up of alpha and beta chains. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: globin (Thesaurus) globigerina ooze globoid Related Content Daily Word Quiz: ounterfeit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language