capillaria

noun

cap·​il·​lar·​ia ˌkap-ə-ˈlar-ē-ə 

1

capitalized : a genus of slender white nematode worms of the family Trichuridae that include serious pathogens of the digestive tract of fowls and some tissue and organ parasites of mammals including one (C. hepatica) which is common in rodents and occasionally invades the human liver sometimes with fatal results

2

: a nematode worm of the genus Capillaria

capillarid

-ˈlar-əd, kə-ˈpil-ə-rəd 

noun