PATTAN, a town of Northern Hindustan, in the valley of Nepal, situated at the distance of a mile and a half from the present capital of Catmandoo, from which it is separated by the Bhagmutty river. It stands on a small but elevated plain, and is said, whilst Patu existed as an independent state, to have comprehended 24,000 houses. It is a neater town than Catmandoo, and contains some handsome houses. Long. 85. 40. E. Lat. 27. 31. N.