registered
/ˈrɛdʒɪstərd/
adjective
- Officially recorded or entered in a list or system.
- She is a registered nurse with ten years of experience.
- The car has a registered owner in the state database.
- Only registered voters can participate in the election.
- Sent by a postal service that provides a record of delivery.
- The package was sent as a registered item with tracking.
- He sent the documents by registered mail to ensure they arrived safely.
- You should use registered post for important legal papers.
Antonyms