/ Dictionary / Index V vacuolation: Meaning and Definition of Find definitions for: vac•u•o•la•tion Pronunciation: (vak"y-u-lā'shun, -yu-lā'-), [key] — n. the formation of vacuoles. the state of being vacuolate. a system of vacuoles. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: vacuolation (Thesaurus) vacuolate vacuole Related Content Daily Word Quiz: miscreant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language