MONTBELLIARD, an arrondissement of the department of the Doubs, in France. It extends over 490 square miles, is divided into seven cantons, and subdivided into 148 communes, containing 48,500 inhabitants. The capital is a city of the same name, situated on the river Leine. It contains 700 houses, with 3750 inhabitants, who are employed, some in making hosiery, and some as watchmakers. Long. 6. 55. E. Lat. 47. 38. N.