1. Noun
The central axis or cord in the tail of larval ascidians and of certain adult tunicates.
2. Noun
a notochord of a larval tunicate typically confined to the caudal region
Vocabulary classified under Medicine and healthcare
3. Noun
primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva
Vocabulary classified under Nature and environment
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