registering
v.v. putting your name on an official list for something. You do this to join a class, vote, or use a new service.
v. the present participle of 'register'; refers to the act of entering a name or details into an official record or list.
I am registering for the new photography course today.
The website requires you to finish registering before you can access the premium features of the database.
While registering for the international conference, participants must provide proof of their professional credentials and select their preferred workshop sessions in advance.
Often followed by the preposition 'for' when joining an event or organization.
I am registering to the courseI am registering for the courseThe verb register typically takes the preposition 'for' rather than 'to' when signing up for something.