Dictionary

lungworm

noun lung·worm \-ˌwərm\

Definition of LUNGWORM

:  any of various nematodes that infest the lungs and air passages of mammals
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First Known Use of LUNGWORM

1882
Medical Dictionary

lungworm

noun lung·worm \-ˌwərm\

Medical Definition of LUNGWORM

:  any of various nematodes especially of the family Metastrongylidae that infest the lungs and air passages of mammals: as a :  a nematode of the genus Dictyocaulus b :  a lungworm of the genus Metastrongylus (M. apri synonym M. elongatus) that infests swine and causes bronchitis

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