DICT.TW Dictionary Taiwan

 Fi·at n.
 1. An authoritative command or order to do something; an effectual decree.
    His fiat laid the corner stone.   --Willis.
 2. Eng. Law (a) A warrant of a judge for certain processes. (b) An authority for certain proceedings given by the Lord Chancellor's signature.
 Fiat money, irredeemable paper currency, not resting on a specie basis, but deriving its purchasing power from the declaratory fiat of the government issuing it.
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 fiat money
      n : money that the government declares to be legal tender
          although it cannot be converted into standard specie