/ Dictionary / Index X xylotomous: Meaning and Definition of Find definitions for: xy•lot•o•mous Pronunciation: (zī-lot'u-mus), [key] — adj. boring into or cutting wood, as certain insects. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. xylostroma xyst Related Content Daily Word Quiz: ontiguous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language