/ Dictionary / Index L lungworm: Meaning and Definition of Find definitions for: lung•worm Pronunciation: (lung'wûrm"), [key] — n. any nematode worm of the superfamily Metastrongylidae, parasitic in the lungs of various mammals. a nematode worm of the genus Rhabdias, parasitic in the lungs of reptiles and amphibians. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Lungki lungwort Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language