fiat
fiat definition
fiat (fē′ät, -at, -ət; fī′at′, -ət)
noun
- an order issued by legal authority, usually beginning with fiat (let it be done); decree
- a sanction; authorization
- any arbitrary order
Etymology: L, 3d pers. sing., pres. subj., of fieri, to become, come into existence < IE base *bheu- > be
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