/ Dictionary / Index S syneresis: Meaning and Definition of Find definitions for: syn•er•e•sis Pronunciation: (si-ner'u-sis), [key] — n. synaeresis. the contraction of a gel accompanied by the exudation of liquid. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: syneresis (Thesaurus) synectics group synergetic Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language