Urochord

[juәrәkɔ:d]

(noun.) a notochord of a larval tunicate typically confined to the caudal region.

Editor: Solomon--From WordNet

(n.) The central axis or cord in the tail of larval ascidians and of certain adult tunicates.

Typed by Helga

n. the caudal chord of an ascidian or tunicate.—adjs. Urochor′dal Urochor′dāte.

Typed by Arlene