Kinorhyncha
noun plural
Ki·no·rhyn·cha
| \ ˌkī-nō-ˈriŋ-kə
, ˌkin-ō-
\
, ˌkin-ō-
\
Medical Definition of Kinorhyncha
: a class of Aschelminthes or a separate phylum comprising minute marine worms of uncertain systematic position having certain resemblances to arthropods and annelids but probably more closely related to the nematodes