Look up de, -de, d.e., de-, or dé in Wiktionary, the free dictionary.

DE, de, or dE may refer to:

• De (surname), a Bengali family name
• Dé (footballer, 1940–1992), Ademar José Ribeiro, Brazilian football left-back
• Dé (footballer, born 1998), Cledson Carvalho da Silva, Brazilian football forward
• de, a nobiliary particle

• De (Cyrillic) (Д, д), a letter in the Cyrillic script
• German language (ISO 639-1 alpha-2 code)
• De (kana) (で, デ), a Japanese hiragana/katakana
• de (interjection), Albanian interjection
• de-, an English prefix denoting reversal, undoing, removing; intensifying; or from, off
• Downward entailing, in linguistic semantics, a property of a modifier that reduces the number or degree an expression

• Condor (airline) (IATA code), a German airline
• Daily Express, a British tabloid newspaper
• Digital Extremes, a Canadian-operated computer and video game development studio
• Douwe Egberts, a coffee brand
• John Deere (NYSE stock ticker symbol), an American machinery manufacturer

• Defence Estates, an agency of the UK Ministry of Defence
• Desert Eagle, a large-caliber semi-automatic pistol manufactured by Magnum Research
• Destroyer escort (US Navy hull classification symbol)

• Dé, Mali, a commune and town in Mali
• De River, Mizoram, India
• DE, abbreviation for the U.S. State of Delaware, used by the United States Postal Service and others
• DE postcode area, for Derby and surrounding areas of England
• Germany (ISO 3166-1 alpha-2 country code)
  • .de, the ccTLD for Germany

• Design engineer, engineer whose specialty is design
• Desktop environment, a graphical user interface commonly based on a desktop metaphor
• Dextrose equivalent, the relative sweetness of sugars
• Diatomaceous earth, a naturally occurring, soft, siliceous sedimentary rock mineral
• Differential equation, an equation which derivatives of a function appear as variables
• Differential evolution, a method of mathematical optimization
• Doctor of Engineering, a degree equivalent to a Ph.D. in engineering
• Dwarf elliptical galaxy (dE), in astronomy
• Dynamics Explorer, a NASA satellite mission
• Haplogroup DE (Y-DNA), a human Y-chromosome DNA haplogroup in genetics
• ΔE (color space) (dE), a mathematical measurement of the distance between two points in a Lab color space

• De (Chinese), a concept of integrity in Daoism and virtue in Confucianism
• Defensive end, a position in American and Canadian football
• Distance education, studying through a correspondence course
• De, a scale degree in tonic sol-fa (sharpened form of doh)

• Department of Education, a common government department

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