/ Dictionary / Index W water of crystallization: Meaning and Definition of Find definitions for: wa'ter of crystalliza'tion Pronunciation: [key] — Chem. Chem. water of hydration, formerly thought necessary to crystallization: now usually regarded as affecting crystallization only as it forms new molecular combinations. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. water of constitution water of hydration Related Content Daily Word Quiz: menagerie Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language