Browse Iranica DIRHAM TypeHeadwordLast UpdatedDecember 22, 2016Print DetailVol. VII, Fasc.4, pp. 424-428PublishedDecember 15, 1995 Print share DIRHAM (< Gk. drakhmē´ “drachma”; Mid. Pers. drahm, Pers. derham), a unit of silver coinage and of weight.i. In Pre-Islamic Iranii. In the Islamic Period