/ Dictionary / Index A allotriomorphic: Meaning and Definition of Find definitions for: al•lot•ri•o•mor•phic Pronunciation: (u-lo"trē-u-môr'fik), [key] — adj. Petrog. xenomorphic (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. allotransplant allotrope Related Content Daily Word Quiz: digression Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language