/ Dictionary / Index L lathyrism: Meaning and Definition of Find definitions for: lath•y•rism Pronunciation: (lath'u-riz"um), [key] — n. Pathol. a disorder of humans and domestic animals caused by ingestion of the seeds of some legumes of the genus Lathyrus and marked by spastic paralysis and pain. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. lathy lati Related Content Daily Word Quiz: arboreal Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language