Cephalochordate

Origin

From New Latin Cephalochordata.

Full definition of cephalochordate

Noun

1. Any of the primitive fishlike creatures, of the subphylum Cephalochordata, including the lancets, that lack a true spine but have a notochord which, in the case of cephalochordates, reaches into the head, contrary to the Urochordata

Adjective

1. Of or pertaining to these creatures.