/ Dictionary / Index K Kadai: Meaning and Definition of Find definitions for: Ka•dai Pronunciation: (kä'dī), [key] — n. a group of languages related to the Thai group and spoken by a small population in southern China and northern Vietnam. a language family consisting of this group and the Thai group. —adj. of or pertaining to Kadai. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: kadai (Thesaurus) kachina doll Kádár Related Content Daily Word Quiz: opulent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language