follow Dictionary.com

What do a.m. and p.m. stand for?

fiat

[fee-aht, -at; fahy-uh t, -at] /ˈfi ɑt, -æt; ˈfaɪ ət, -æt/
noun
1.
an authoritative decree, sanction, or order:
a royal fiat.
2.
a fixed form of words containing the word fiat, by which a person in authority gives sanction, or authorization.
3.
an arbitrary decree or pronouncement, especially by a person or group of persons having absolute authority to enforce it:
The king ruled by fiat.
Origin of fiat
1625-1635
1625-35; < Latin: let it be done, 3rd singular present subjunctive of fierī to become

fiat justitia, ruat caelum

[fee-aht yoo s-tee-tee-ah roo-aht kahy-loo m; English fee-aht juhs-tish-ee-uh roo-at see-luh m, fahy-uh t] /ˈfi ɑt yʊsˈti tiˌɑ ˈru ɑt ˈkaɪ lʊm; English ˈfi ɑt dʒʌsˈtɪʃ i ə ˈru æt ˈsi ləm, ˈfaɪ ət/
Latin.
1.
let there be justice though the heavens fall.

fiat lux

[fee-aht loo ks; English fee-aht luhks, fahy-uh t] /ˈfi ɑt ˈlʊks; English ˈfi ɑt ˈlʌks, ˈfaɪ ət/
Latin.
1.
let there be light.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for fiat
British Dictionary definitions for fiat

fiat

/ˈfaɪət; -æt/
noun
1.
official sanction; authoritative permission
2.
an arbitrary order or decree
3.
(mainly literary) any command, decision, or act of will that brings something about
Word Origin
C17: from Latin, literally: let it be done, from fierī to become
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for fiat
n.

"authoritative sanction," 1630s, from Latin fiat "let it be done" (also used in the opening of Medieval Latin proclamations and commands), third person singular present subjunctive of fieri, used as passive of facere "to make, do" (see factitious). Also sometimes a reference to fiat lux "let there be light" in the Book of Genesis.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Related Abbreviations for fiat

FIAT

Italian Fabbrica Italiana Automobili Torino (Italian Automobile Factory of Turin)
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for fiat

Many English speakers likely know this word

Word Value for fiat

7
7
Scrabble Words With Friends

Quotes with fiat

Nearby words for fiat