The Collaborative International Dictionary of English v.0.48:

Dinar \Di"nar\ (d[imac]"n[~e]r or d[-e]*n[aum]r"), n. [Ar.
   d[imac]n[=a]r, from Gr. dhna`rion, fr. L. denarius. See
   Denier.]
   1. A petty money of accounts of Persia; 100 dinars consituted
      a rial.
      [1913 Webster]

   2. An ancient gold coin of the East, issued by various
      Islamic countries.
      [1913 Webster]

   3. the unit of currency of Yugoslavia. One dinar equals 100
      paras. Abbreviated Din.
      [PJC]

WordNet (r) 3.0 (2006):

dinar
    n 1: 100 dinars equal 1 rial in Iran [syn: Iranian dinar,
         dinar]
    2: the basic unit of money in Yugoslavia [syn: Yugoslavian
       dinar, dinar]
    3: the basic unit of money in Tunisia [syn: Tunisian dinar,
       dinar]
    4: the basic unit of money in Libya [syn: Libyan dinar,
       dinar]
    5: the basic unit of money in Kuwait; equal 1,000 fils [syn:
       Kuwaiti dinar, dinar]
    6: the basic unit of money in Jordan; equal to 1,000 fils [syn:
       Jordanian dinar, dinar]
    7: the basic unit of money in Iraq; equal to 1,000 fils [syn:
       Iraqi dinar, dinar]
    8: the basic unit of money in Bahrain; equal to 1,000 fils [syn:
       Bahrain dinar, dinar]
    9: the basic unit of money in Algeria [syn: Algerian dinar,
       dinar]