/ Dictionary / Index C cytosol: Meaning and Definition of Find definitions for: cy•to•sol Pronunciation: (sī'tu-sôl", -sol"), [key] — n. Cell Biol. the water-soluble components of cell cytoplasm, constituting the fluid portion that remains after removal of the organelles and other intracellular structures. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cytosol (Thesaurus) cytoskeleton cytosome Related Content Daily Word Quiz: rarefied Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language