an authoritative decree or order, especially one that has force of law

a currency that is declared to be legal tender by a government but is not backed by a physical commodity

आधिकारिक आदेश

English Usage: The government issued a fiat to increase taxes.

Hindi Usage: सरकार ने कर बढ़ाने के लिए एक आधिकारिक आदेश जारी किया।

a formal authorization or sanction

औपचारिक अनुमोदन

English Usage: The board gave its fiat to proceed with the project.

Hindi Usage: बोर्ड ने परियोजना के साथ आगे बढ़ने के लिए औपचारिक अनुमोदन दिया।