Origin of lungworm
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
any parasitic nematode worm of the family Metastrongylidae, occurring in the lungs of mammals, esp Metastrongylus apri which infects pigs
any of certain other nematodes that are parasitic in the lungs
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Any of various nematode worms, especially of the family Metastrongylidae, that are parasitic in the lungs of mammals.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.