Your browser does not seem to support JavaScript. As a result, your viewing experience will be diminished, and you have been placed in read-only mode.
Please download a browser that supports JavaScript, or enable it if it's disabled (i.e. NoScript).
Any one of several species of parasitic nematoid worms whichinfest the lungs and air passages of cattle, sheep, and otheranimals, often proving fatal. The lungworm of cattle (Strongylusmicrurus) and that of sheep (S. filaria) are the best known.
Share your knowledge with the community
Browse our collection of 300,000+ community-written definitions
