unregistered

Từ điển WordNet v3.1 - WordNet Dictionary

adjective

1. (of animals) not recorded with or certified by an official breed association
- unregistered dairy cattle
• Ant:
registered
• Topics:
animal, animate being, beast, brute, creature, fauna
2. not registered
- an unregistered citizen
• Ant:
registered
• Similar to:
unlisted
3. (a boat or vessel) not furnished with official documents
• Similar to:
undocumented
• Topics:
boat