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  • de
    de
    preposition
    from; of (used in French, Spanish, and Portuguese personal names, originally to indicate place of origin).
  • DE
    DE
    abbreviation
    Delaware (approved especially for use with zip code).
  • de'
    de'
    preposition
    dei (used in Italian names as an elided form ofdei ).
  • de-
    de-
    a prefix occurring in loanwords from Latin (decide ); also used to indicate privation, removal, and separation (dehumidify ), negation (demerit; derange ), descent (degrade; deduce ), reversal (detract ), intensity (decompound ).
  • D.E.
    D.E.
    abbreviation
    Doctor of Engineering.

de

1 American  
[duh, duh, de, di] / də, də, dɛ, dɪ /

preposition

  1. from; of (used in French, Spanish, and Portuguese personal names, originally to indicate place of origin).

    Comte de Rochambeau; Don Ricardo de Aragón.


DE 2 American  

abbreviation

  1. Delaware (approved especially for use with zip code).

  2. destroyer escort.


de' 3 American  
[duh, de] / də, dɛ /

preposition

  1. dei (used in Italian names as an elided form ofdei ).

    de' Medici.


de- 4 American  
  1. a prefix occurring in loanwords from Latin (decide ); also used to indicate privation, removal, and separation (dehumidify ), negation (demerit; derange ), descent (degrade; deduce ), reversal (detract ), intensity (decompound ).


D.E. 5 American  

abbreviation

  1. Doctor of Engineering.

  2. driver education.


de- 1 British  

prefix

  1. removal of or from something specified

    deforest

    dethrone

  2. reversal of something

    decode

    decompose

    desegregate

  3. departure from

    decamp

"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

DE 2 British  

abbreviation

  1. (formerly in Britain) Department of Employment

  2. Delaware

"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

de 3 British  
/ də /
  1. of; from: occurring as part of some personal names and originally indicating place of origin

    Simon de Montfort

    D'Arcy

    de la Mare

"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

de 4 British  

abbreviation

  1. Germany

"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

Etymology

Origin of de1

From French, Portuguese, Spanish, from Latin

Origin of de-4

Middle English < Latin dē-, prefixal use of (preposition) from, away from, of, out of; in some words, < French < Latin dē- or dis- dis- 1

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:

My favorite sentiment indicator, the Investors Intelligence Bull/Bear ratio, recently came in at 3.88 on a de facto scale of around 0.5 to 5.

From MarketWatch Aug. 19, 2026

"I was really weak. I couldn't really feel my legs any more," says Anaïs de Vos.

From BBC Aug. 19, 2026

Pearce, the attorney who argued before the 9th Circuit, noted that judges in other parts of the country have nixed Trump administration maneuvers to keep de facto U.S. attorneys in power without Senate confirmation.

From Los Angeles Times Aug. 19, 2026

The brothers produced the 1950s-style spy spoof "OSS 117" series and cult comedy "Brice de Nice", as well as a thriller based on former French president Nicolas Sarkozy's rise to power, "Conquest".

From Barron's Aug. 18, 2026

Even after Lépine and Bertillon failed—even after their failure was exposed—a lot of people decided to repeat their mistakes: they decided to believe in Eduardo de Valfierno.

From "The Mona Lisa Vanishes" by Nicholas Day

Deere DE 0.43%increase; green up pointing triangle posted higher fiscal second-quarter sales as growth in the company’s construction equipment business helped to offset weakness in its production agriculture segment.

From The Wall Street Journal May 21, 2026

Nebraska farmer Guy Mills figures he has spent more than half a million dollars over the past eight years on repairs to his Deere DE 1.07%increase; green up pointing triangle tractors and harvesters.

From The Wall Street Journal Apr. 19, 2026

The DE said it continues to support children through free school meals to low-income families and will continue to work with other government departments and agencies to look at ways to tackle holiday hunger.

From BBC Mar. 8, 2026

The winners include McDonald’s, Exxon Mobil XOM -2.44%decrease; red down pointing triangle and tractor maker Deere DE 0.07%increase; green up pointing triangle .

From The Wall Street Journal Feb. 22, 2026

DE LAND, a town and the county-seat of Volusia county, Florida, U.S.A.,

From Encyclopaedia Britannica, 11th Edition, Volume 7, Slice 10 "David, St" to "Demidov" by Various

He was a favorite of Lorenzo de’ Medici, and his paintings have a superficial resemblance both to those of his teacher, Botticelli, and those of his father, Fra Filippo Lippi.

From The Wall Street Journal Jan. 21, 2026

Florence's Uffizi Gallery said a tourist fell backwards while trying to "make a meme in front" of a portrait of Ferdinando de' Medici, Grand Prince of Tuscany, by Anton Domenico Gabbiani.

From BBC Jun. 23, 2025

Catherine de’ Medici, the 16th century ruler of France, did the unthinkable for her time: She rose to power in a man’s world.

From Los Angeles Times Dec. 4, 2022

How do you feel knowing that your novels may play a significant part in the way that figures like Hamnet Shakespeare and Lucrezia de’ Medici are understood by future generations?

From Seattle Times Sep. 30, 2022

He began to campaign for such a return, and published the instruction manual for his compass in a limited edition book, dedicated to Prince Cosimo de’ Medici, in 1606.

From "The Scientists" by John Gribbin

Mr. Tisci said he was de- and reconstructing the pillars of the house: trenches, car coats and checks.

From New York Times Mar. 11, 2022

While still used in food, now it is mainly mined as a chemical agent, water softener, or a de- icer for roads.

From Textbooks Jan. 1, 2017

“It was a very, very de- pressing time.”

From MSNBC Mar. 21, 2015

“You may want to be buying the stories when they are de- rated and the hopes and dreams have turned to disappointment,” she said.

From BusinessWeek Feb. 3, 2011

Less de- fensibly, the nuns distrusted intellectual challenges to authority.

From "Hunger of Memory" by Richard Rodriguez

Shares fell at the start of the month after the D.E.

From Barron's Feb. 27, 2026

Shaw believes CoStar’s shares have underperformed because of its “high-risk, money-losing” investment in Homes.com, a consumer-facing platform that aggregates home listings, according to a letter D.E.

From The Wall Street Journal Feb. 4, 2026

Other top performers last year include Citadel, D.E.

From New York Times Jan. 23, 2024

The digital payments company agreed to shareholder D.E.

From Seattle Times Mar. 20, 2023

It is impossible to describe here the details of these elaborate experiments; the reader must be referred to Hertz’s own papers, or the English translation of them by Prof. D.E.

From Encyclopaedia Britannica, 11th Edition, Volume 9, Slice 2 "Ehud" to "Electroscope" by Various

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