JELLALABAD, a town of Afghanistan, in the province of Cabul, situated in the rich plain of Jellalabad. It was formerly of great note, and is still of considerable importance. It has a public market, and the adjacent district produces a coarse sugar. Seventy-three miles east-south-east from the city of Cabul. Long. 69. 46. E. Lat. 34. 6. N.