/ Dictionary / Index X xenomorphic: Meaning and Definition of Find definitions for: xen•o•mor•phic Pronunciation: (zen"u-môr'fik, zē"nu-), [key] — adj. noting or pertaining to a mineral grain that does not have its characteristic crystalline form but has a form impressed on it by surrounding grains; anhedral. in an unusual form; having a strange form. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. xenolith xenon Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language