1. See Table at currency.
2. A unit of currency equal to one one-thousandth of the dinar in Libya and Sudan.
[Arabic dirham, back-formed singular from plural darāhim (using a derivational pattern commonly forming Arabic singular nouns from roots with four consonants; compare 'iṣba‘, finger, with plural 'aṣābi‘), from Middle Persian drahm, ancient silver drachma, from Greek drakhmē; see DRACHMA.]
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Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.