acanthocephalan

[ uh-kan-thuh-sef-uh-luh n ]
/ əˌkæn θəˈsɛf ə lən /

noun

any parasitic worm of the phylum or class Acanthocephala, having a proboscis covered with recurved hooks.

adjective

belonging or pertaining to the Acanthocephala.

Origin of acanthocephalan

1905–10; < New Latin Acanthocephal(a), neuter plural of acanthocephalus (see acantho-, -cephalous) + -an

British Dictionary definitions for acanthocephalan

acanthocephalan
/ (əˌkænθəʊˈsɛfələn) /

noun

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

of, relating to, or belonging to the Acanthocephala

Scientific definitions for acanthocephalan

acanthocephalan
[ ə-kăn′thə-sĕfə-lən ]

Any of various, mostly small worms of the phylum Acanthocephala that live parasitically in arthropods as juveniles and in the intestines of vertebrates (especially fish) as adults. Acanthocephalans have a cylindrical, retractile proboscis that has rows of hooked spines and is used for attachment to a host. Also called spiny-headed worm