Dictionary.com
Thesaurus.com

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.

Nicky Henderson's Jango Baie, winner of last year's Arkle Chase, will be ridden by Nico de Boinville.

From BBC

"It is de facto closed in that no one dares to go through," Arne Lohmann Rasmussen, chief analyst at Global Risk Management, a provider of energy market insights, told CBS News, the BBC's US partner, last week.

From BBC

Maria de Jesus Estrada Juarez, 42, was detained Feb. 18 during a scheduled interview for her green card application.

From Los Angeles Times

Bryant became the de facto liaison between the harm-mitigation team and special operations commanders.

From Salon

In 1924, French physicist Louis de Broglie proposed a bold idea.

From Science Daily