/ Dictionary / Index H hemoconcentration: Meaning and Definition of Find definitions for: he•mo•con•cen•tra•tion Pronunciation: (hē"mu-kon"sun-trā'shun, hem"u-), [key] — n. an increase in the concentration of cellular elements in the blood, resulting from loss of plasma. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. hemocoel hemocyanin Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language