/ Dictionary / Index D diatropism: Meaning and Definition of Find definitions for: di•at•ro•pism Pronunciation: (dī-a'tru-piz"um), [key] — n. Bot. the tendency of some plant organs to take a transverse position to the line of action of an outside stimulus. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. diatribe Diaz Related Content Daily Word Quiz: portent Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language