stomochord
noun
sto·mo·chord
ˈstōməˌkȯrd
: a structure in the proboscis of an enteropneust that has been construed as homologous with the chordate notochord
stomochordal adjective
¦⸗⸗¦kȯrdᵊl
Word History
Etymology
stom- + -chord (as in notochord)