summa cum laude /ˌsʌməˌkʌmˈlɑːdə/ adverb Learner's definition of SUMMA CUM LAUDE
formal
: with highest honor —
used in the U.S. to indicate that a student has graduated from a college or university at the highest of three special levels of achievement以优异成绩(美国三等优异成绩的第一等) — compare cum laude, magna cum laude