Definitions
1.verbTo enter in a register.
2.verbTo enroll, especially to vote.
3.verbTo record, especially in writing.
4.verbTo buy the full version of trial software by providing one's details and payment."This is a trial version, and will expire in 30 days. Please register!"
5.verbTo express outward signs.
6.verb(mail) To record officially and handle specially.
7.verbTo make or adjust so as to be properly or precisely aligned.
8.verbTo place one's name, or have one's name placed in a register."They registered for school."
9.verbTo make an impression.
10.verbTo be in proper alignment; to align or correspond exactly.
11.verbTo voluntarily sign over for safe keeping, abandoning complete ownership for partial.
12.adjectiveHaving had one's name added to an official list or entered into a register"a registered nurse"
13.adjective(mail service) Having a mailed item recorded in a register to enable its location to be tracked, sometimes with added insurance to cover loss.