CATHEM, KADHEMA, or KOUFIT, a sea-port town of Arabia, in the province of Lachsa, situated on a small river which flows into the Persian Gulf. At this port some of the English East India cruisers frequently lie for the purpose of receiving overland dispatches from Europe. A scheik exercises authority in the town, near which is a pearl fishery. It is 132 miles south of Bussora, and 420 south of Isfahan. Long. 48. 10. E. Lat. 29. 13. N.