rusticate

Concise Oxford English Dictionary © 2008 Oxford University Press:
rusticate /ˈrʌstɪkeɪt/

▶verb

• 1 Brit. suspend (a student) from a university as a punishment (used chiefly at Oxford and Cambridge).

• 2 dated go to, live in, or spend time in the country.

• 3 fashion (masonry) in large blocks with sunken joints and a roughened surface.

– derivatives
rustication noun.

– origin C15 (in the sense ‘make countrified’): from L. rusticat-, rusticari ‘live in the country’, from rusticus (see rustic).