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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 dē

Origin of de-4

Middle English < Latin dē-, prefixal use of dē (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:

“When you see an 87-year-old being evicted from her home 99.9% of people react negatively, everyone shows solidarity. But this case is more complicated,” said de la Cruz.

From The Wall Street Journal ● Oct. 8, 2026

Brostrom added that Spanish-American Luis de Lecea was likely to share the prize with the duo.

From Barron's ● Oct. 7, 2026

Director Brian de Palma's 1976 movie version is a horror classic, with some of its most famous scenes and imagery widely considered iconic within the genre.

From BBC ● Oct. 7, 2026

In the 1770s, Spanish explorer Juan Bautista de Anza led an expedition of settlers into what would later become California, bringing donkeys and horses with him.

From Los Angeles Times ● Oct. 6, 2026

La bande de Picasso—the Picasso gang—had checked almost every box.

From "The Mona Lisa Vanishes" by Nicholas Day

Deere DE -0.52%decrease; down pointing triangle is making a bet that artificial intelligence can help farmers make better decisions—and eventually revive sliding sales of farm equipment.

From The Wall Street Journal ● Sep. 9, 2026

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

Each school in Northern Ireland is required by the DE to teach RSE.

From BBC ● Mar. 26, 2026

Deere DE -1.26%decrease; red down pointing triangle raised its fiscal-year outlook and said demand in the construction and small agriculture markets was recovering.

From The Wall Street Journal ● Feb. 19, 2026

Thus in the figure the stress in RV is represented by the four equal and parallel lines HI, FG, DE and AB.

From Encyclopaedia Britannica, 11th Edition, Volume 8, Slice 3 "Destructors" to "Diameter" 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

Lucrezia was the fifth child of Cosimo de’ Medici, the grand duke of Tuscany, and his wife, Eleanor de’ Toledo.

From Seattle Times ● Sep. 30, 2022

There is no direct evidence regarding de’ Barbari’s date of birth, but he was described as old and ill in 1512; his earliest securely dated work is 1500.

From "The Invention of Science" by David Wootton

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

As a 34-year-old, Leung became the head of the committee in 1988, responsible for drafting the Basic Law, the city’s de- facto constitution adopted after the former British colony was returned to China.

From BusinessWeek ● Nov. 25, 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

The group’s members include a managing director of investment firm D.E.

From The Wall Street Journal ● Nov. 17, 2025

In activist investor news: Air Products named two new directors as it faces pressure from Mantle Ridge and D.E.

From New York Times ● Nov. 19, 2024

That announcement came almost a year after activist investor D.E.

From Reuters ● Jun. 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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