IPA: /ˌmʌltiˈkæmpəs/
KK: /mʌltiˈkæmpəs/
Relating to or involving more than one campus.
The university has a multicampus system that allows students to take classes at different locations.
Multicampus is formed from "multi-" (meaning many) and "campus" (from Latin, meaning field or open space). The word refers to a system or organization that has many fields or campuses.
Think of 'many' ('multi-') fields or spaces ('campus') to remember that 'multicampus' refers to multiple campuses.
No commonly confused words.