MAPPOWDER, a parish in the hundred of BUCKLAND- NEWTON, Cerne subdivision of the county of DORSET, 6 miles (S. W. by S.) from Sturminster-Newton, containing 247 inhabitants. The living is a rectory, in the archdeaconry of Dorset, and diocese of Bristol, rated in the king's books at £ 17 14.7 Earl Spencer was patron in 1814. The church, dedicated to St. Peter and St. Paul, is an embattled structure with a low plain tower, and contains, among other memorials, several to the family of Coker, whose ancient mansion, which was a large and handsome building, erected in the reign of Elizabeth, has been converted into a farm-house. Of this family, Mr. Coker, author of a " Survey of Dorsetshire," was a member.