sống đuôi
Definition
- Noun (Zoology):
- Urochordate: An obsolete and highly technical zoological term referring to a subphylum of marine invertebrate animals, now more commonly known as Tunicata or sea squirts. The term describes animals possessing a notochord (a primitive backbone) in their tail region during their larval stage.
Usage Examples
- Noun:
- Một số sinh vật biển được phân loại là sống đuôi. (Some marine organisms are classified as urochordates.)
- Thuật ngữ 'sống đuôi' ít được sử dụng trong sinh học hiện đại. (The term 'urochordate' is seldom used in modern biology.)
Advanced Usage
- This term is almost exclusively found in very old, specialized scientific texts. In contemporary zoology, the terms Tunicate or Urochordata (the subphylum name) are used.
Variants and Related Words
- Động vật sống đuôi (n): Urochordate animal.
- Bộ sống đuôi (n): Urochordata (the taxonomic subphylum).
Synonyms
- Tunicate: The common modern name for these animals.
- Sea squirt: A common name for many tunicates.
- Urochordate: The direct scientific synonym.
Important Note
- The word 'sống đuôi' is an archaic scientific term. It is not used in everyday Vietnamese language and is unfamiliar to most native speakers. Learners are very unlikely to encounter it outside of historical scientific contexts.