/ Dictionary / Index D dispersoid: Meaning and Definition of Find definitions for: dis•per•soid Pronunciation: (di-spûr'soid), [key] — n. Physical Chem. the suspended particles in a dispersion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. dispersive power disphenoid Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language