noun
small class of free-swimming tunicates; sometimes classified as an order
• Syn: ↑Thaliacea
• Hypernyms: ↑class
• Member Holonyms: ↑Urochordata, ↑subphylum Urochordata, ↑Urochorda, ↑subphylum Urochorda, ↑Tunicata, ↑subphylum Tunicata
• Member Meronyms: ↑Salpidae, ↑family Salpidae, ↑Doliolidae, ↑family Doliolidae
Useful english dictionary. 2012.