/ Dictionary / Index K kainite: Meaning and Definition of Find definitions for: kai•nite Pronunciation: (kī'nīt, kā'-), [key] — n. a mineral, hydrous sulfate of magnesium and potassium chloride, occurring in granular crystalline masses, a source of potassium salts. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: kainite (Thesaurus) kainic acid Kairouan Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language