IPA: /ˌpriːˈrɛdʒɪstər/
KK: /priˈrɛdʒɪstər/
To sign up or enroll in advance for an event or service before it officially starts.
You can preregister for the conference online to save time on the day of the event.
Past: preregistered
Past Participle: preregistered
To sign up or enroll in advance for a course, event, or service before the official registration period begins.
Students can preregister for classes online before the semester starts.
Past: preregistered
Past Participle: preregistered
Preregister → It is formed from "pre-" (meaning before) and "register" (from Latin "registrare", meaning to record or enter). The word "preregister" means to register or sign up before a specific time or event.
Think of signing up 'before' ('pre-') an event, which is what 'preregister' means.