Aschelminthes

noun plural
Asc·​hel·​min·​thes | \ ˌask-ˌ(h)el-ˈmin-ˌthēz How to pronounce Aschelminthes (audio) \

Medical Definition of Aschelminthes

in some classifications
: a phylum of pseudocoelomate animals including the major taxa Rotifera, Gastrotricha, Kinorhyncha, Nematoda, Nematomorpha, and sometimes the Acanthocephala all of which are sometimes regarded as independent phyla