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| an extraordinary or unusual thing, person, or event; an exceptional example or instance. |
| a gadget; dingus; thingumbob. |
| gold standard | |
| —n | |
| 1. | a monetary system in which the unit of currency is defined with reference to gold |
| 2. | the supreme example of something against which others are judged or measured: the current gold standard for breast cancer detection |
A system in which a nation's currency has a value measured in gold and can be exchanged for gold. Most nations, including the United States, went off the gold standard in the 1930s.