noun Date: 1658 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, any of a genus ( Capillaria ) of nematode worms that include serious parasites of the alimentary tract of fowls and tissue and organ parasites of mammals
HAIRWORM
Meaning of HAIRWORM in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012