Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun ascidian

1 sense of ascidian

Sense 1
ascidian -- (minute sedentary marine invertebrate having a saclike body with siphons through which water enters and leaves)
       => tunicate, urochordate, urochord -- (primitive marine animal having a saclike unsegmented body and a urochord that is conspicuous in the larva)