/ Dictionary / Index H hemoblast: Meaning and Definition of Find definitions for: he•mo•blast Pronunciation: (hē'mu-blast", hem'u-), [key] — n. Anat. hematoblast. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hemo- hemochromatosis Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language