registration

1. The act of signing up or registering for something. (countable, uncountable) · Complete the registration process.
2. That which registers or makes something official, e.g. the form or paper that registers. (countable) · Did you submit your car registration yet?
3. Alignment, e.g. of colors or other elements in a printing process. (uncountable)
4. The location where guests register, especially with a hotel. (uncountable) · The elevators are just past registration.
5. The art of selecting and combining the stops or registers of an organ. (countable, uncountable)

Plural registrations