noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   A notochord that is limited to the caudal region; especially in the Urochordata
2. 2
   a notochord of a larval tunicate typically confined to the caudal region wordnet
3. 3
   Any marine organism of the Urochordata.
4. 4
   primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva wordnet

Synonyms

All synonyms

tunicatetunicateurochordate

Etymology

From uro- + chord.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.