What does circum- mean in Latin?

circum-, a prefix, means “circum- (round, about)”.

How do you pronounce circum-?

In classical Latin, [ˈkɪr.kũː]; in ecclesiastical (church) Latin, [ˈt͡ʃir.kum].

prefix

Classical[ˈkɪr.kũː]Ecclesiastical[ˈt͡ʃir.kum]

Combining form of circum (“round about”, “in a circle around”, adverb and preposition).

What does circum- mean in Latin?: circum-, a prefix, means “circum- (round, about)”.
How do you pronounce circum-?: In classical Latin, [ˈkɪr.kũː]; in ecclesiastical (church) Latin, [ˈt͡ʃir.kum].