prepaid first-class mail that has been recorded at a post office prior to delivery for safeguarding against loss, theft, or damage during transmission.
- Registered memory
noun a computer memory module with registers that hold data for one clock cycle before being moved to the motherboard, used to increase reliability in data communication for heavily loaded memories Usage Note computing
noun 1. a graduate nurse who has passed a state board examination and been registered and licensed to practice nursing. Abbreviation: R.N. registered nurse reg·is·tered nurse (rěj’ĭ-stərd) n. Abbr. RN, R.N. A nurse who has graduated from an accredited school of nursing and has been registered and licensed to practice by a state authority.
- Registered port
networking Any TCP or UDP port with a number in the range 1025 to 65535 (i.e. not a well-known port) that is registered with IANA.
- Registered post
noun 1. a Post Office service by which compensation is paid for loss or damage to mail for which a registration fee has been paid Compare recorded delivery 2. mail sent by this service