/euh ron"dis meuhnt, ar'euhn dees"-/ ; Fr. /ann rddawonn dees mahonn"/ , n. , pl. arrondissements /-meuhnts/ ; Fr. /-mahonn"/ .
1. the largest administrative division of a French department, comprising a number of cantons.
2. an administrative district of certain large cities in France.
[ 1800-10; arrondiss- (var. s. of arrondir to round out; see A- 5 , ROUND) + -ment -MENT ]