registration

US /ˌredʒ.əˈstreɪ.ʃən/
UK /ˌredʒ.əˈstreɪ.ʃən/
"registration" picture
1.

the action or process of registering or of being registered

:
Online registration for the conference is now open.
The new law requires the registration of all firearms.
2.

a document or certificate confirming registration

:
Please show your vehicle registration at the checkpoint.
He lost his dog's registration papers.