/ Dictionary / Index M mineral kingdom: Meaning and Definition of Find definitions for: min'eral king"dom Pronunciation: [key] minerals collectively. Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mineral jelly mineralocorticoid Related Content Daily Word Quiz: abominable Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language