/ Dictionary / Index H hemocytoblast: Meaning and Definition of Find definitions for: he•mo•cy•to•blast Pronunciation: (hē"mu-sī'tu-blast", hem"u-), [key] — n. Anat. a primordial cell capable of developing into any type of blood cell. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hemocyte hemocytometer Related Content Daily Word Quiz: diligent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language