/ Dictionary / Index C crystallite: Meaning and Definition of Find definitions for: crys•tal•lite Pronunciation: (kris'tl-īt"), [key] — n. Mineral. a minute body in glassy igneous rock, showing incipient crystallization. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: crystallite (Thesaurus) crystalline lens crystallization Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language