Kinorhyncha

noun plural
Ki·​no·​rhyn·​cha | \ ˌkī-nō-ˈriŋ-kə How to pronounce Kinorhyncha (audio) , ˌkin-ō- How to pronounce Kinorhyncha (audio) \

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