any of the parasitic wormlike invertebrates of the phylum Acanthocephala, the adults of which have a spiny proboscis and live in the intestines of vertebrates
adjective
2.
of, relating to, or belonging to the Acanthocephala
acanthocephalan in American English
(əˌkænθoʊˈsɛfələn; əˌkænθəˈsɛfələn)
noun
any of a phylum (Acanthocephala) of intestinal worms, lacking a digestive tract and having a proboscis bearing rows of thornlike hooks