prefect
Americannoun
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prefects
plural
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a person appointed to any of various positions of command, authority, or superintendence, as a chief magistrate in ancient Rome or the chief administrative official of a department of France or Italy.
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Roman Catholic Church.
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the dean of a Jesuit school or college.
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a cardinal in charge of a congregation in the Curia Romana.
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Chiefly British. a praepostor.
noun
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(in France, Italy, etc) the chief administrative officer in a department
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(in France, etc) the head of a police force
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a schoolchild appointed to a position of limited power over his fellows
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(in ancient Rome) any of several magistrates or military commanders
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Also called: prefect apostolic. RC Church an official having jurisdiction over a missionary district that has no ordinary
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RC Church one of two senior masters in a Jesuit school or college (the prefect of studies and the prefect of discipline or first prefect )
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RC Church a cardinal in charge of a congregation of the Curia
Other Word Forms
Derived Forms
Inflected Forms
Nouns
Etymology
Origin of prefect
First recorded in 1300–50; Middle English, from Latin praefectus “overseer, director” (noun use of past participle of praeficere “to make prior,” i.e., “put in charge”), equivalent to prae- “before, prior to” ( see pre-) + -fectus (combining form of factus, past participle of facere “to make, do” ( see do 1); see fact
Explanation
A prefect is a chief officer or magistrate, originally in ancient Rome. Like a mayor or governor, a prefect is someone powerful: a chief officer or chief magistrate. In ancient Rome, a prefect was not only in charge of a city or province but of the military too, just as the United States President is the military commander-in-chief too. The term prefect is a little old-fashioned, but there are still prefects around today.
Vocabulary lists containing prefect
Harry Potter and the Sorcerer's Stone
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Harry Potter and the Chamber of Secrets
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Born a Crime
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Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
See Examples For:
Gironde prefect Sophie Brocas ordered the "final phase" of the peninsula evacuation early on Friday morning.
From BBC ● Jul. 24, 2026
Residents have described scenes like a "war-zone", while the regional prefect Sophie Brocas called the blaze an "XXL wildfire, unpredictable and voracious".
From Barron's ● Jul. 24, 2026
Spokesman Andrea Bacchin says delivery riders need solutions from both the companies and the prefect in Milan that will "protect their health without forcing them to lose wages".
From BBC ● Jul. 15, 2026
The two men, who were broadcasting live videos from the French coast, were arrested near the northern town of Calais on Sunday evening, said Francois-Xavier Lauch, prefect of Pas-de-Calais.
From Barron's ● Jan. 26, 2026
“Maybe being a prefect seems a bit tame after that.”
From "Harry Potter and the Half-Blood Prince" by J.K. Rowling
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The government ordered prefects across the country to identify and protect the country’s most valuable works.
From The Wall Street Journal ● Nov. 13, 2025
One of Sir Keir Starmer’s ministers joked that around the cabinet table the PM seems a bit like a very committed headmaster gathering his prefects, ensuring they are all following his plans to the letter.
From BBC ● Jul. 20, 2024
Interior Minister Gerald Darmanin sent a directive to local prefects on Thursday, seen by The Associated Press, calling for a further tightening of security around Jewish schools, synagogues and other sites.
From Washington Times ● Oct. 12, 2023
French President Emmanuel Macron delivers a speech during a reception for France's prefects at the Elysee presidential Palace in Paris, France September 15, 2022.
From Reuters ● Sep. 20, 2022
Percy could be heard telling the other prefects, “My brother, you know! My youngest brother! Got past McGonagall’s giant chess set!”
From "Harry Potter and the Sorcerer's Stone" by J.K. Rowling
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.