HOLT, a chapelry in the parish of MEDBOURNE, hundred of GARTREE, county of LEICESTER, 4 miles (W.N."W.) from Rockingham, containing, with the hamlet of Bradley, 53 inhabitants. A mineral spring was discovered here in 1728, called the Nevill Holt water, impregnated with iron and aluminous and calcareous salts, and found serviceable in haemorrhage, scrofula, and other glandular diseases.