Definition of hairworm
1 : any of a phylum (Nematomorpha) of elongated worms that have separate sexes, are parasitic in arthropods as larvae, and are free-living in water as adults —called also horsehair worm
2 : any of a genus (Capillaria) of nematode worms that include serious parasites of the digestive tract of fowls and tissue and organ parasites of mammals
Recent Examples of hairworm from the Web
Paragordius obamai, a hairworm that lives inside the stomachs of African crickets.
For his part, Obama also has a trapdoor spider, a species of lichen, a puffbird, a parasitic hairworm that infects crickets, and an extinct lizard called Obamadon named after him.
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First Known Use of hairworm
Learn More about hairworm
Britannica.com: Encyclopedia article about hairworm
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