an arrondissement in the department of the Coté du Nord, in France. It extends over 576 square miles, is divided into eight cantons and ninety-two communes, and contains 100,690 inhabitants. The chief place, a city of the same name, strongly fortified, is situated on a hill, at the foot of which the river Rance flows. It is built in an antiquated style, containing 6820 inhabitants, who are employed in making linen from the excellent flax which grows in its vicinity. Long. 2° 8' 25" W. Lat. 48° 27' 16" N.