(the ancient Lanium), a town and river-port of France, capital of a cognominal arrondissement in the department of Côtes-du-Nord, on the right bank of the Guer, near its mouth, 35 miles W.N.W. of St Brieuc. It has manufactures of linen fabrics, leather, hats, ropes, and refined wax; and carries on a trade in flax, hemp, thread, corn, cider, wine, timber, and colonial produce. Its harbour admits vessels of a burthen less than 200 tons. Pop. (1851) 6075.