/ Dictionary / Index I inclusion complex: Meaning and Definition of Find definitions for: inclu'sion com"plex Pronunciation: [key] — Chem. Chem. a solid solution in which molecules of one compound occupy places in the crystal lattice of another compound. Cf. adduct (def. 2). Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. inclusion body inclusion map Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language