entozoal

/ˌɛntəˈzoʊəl/
adjective
  1. Relating to or being a parasite that lives inside the body of an animal.
    • Entozoal parasites like tapeworms can cause serious health problems in livestock.
    • The veterinarian identified an entozoal infection in the dog's intestines.
    • The research focused on entozoal organisms that live within the digestive tracts of fish.