{{Wiktionary|de|-de|d.e.|de-|dé}} {{hatnote|On Wikipedia, DE may refer to Wikipedia:Disruptive editing or Wikipedia:WikiProject Germany.}}'''DE''', '''de''', or '''dE''' may refer to: <!--Do not add entries that are not commonly known by these letters.--> {{TOC right}}
==Human names== * 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
==Language and linguistics== * De (Cyrillic) ({{script|Cyrl|Д, д}}), a letter in the Cyrillic script * German language (ISO 639-1 alpha-2 code) * De (kana) ({{lang|ja|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
==Media and business== * 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
==Military== * 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)
==Places== * 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
==Science, technology, and mathematics== * 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
==Other uses== * ''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'') * Maluku (vehicle registration prefix DE)
==See also== * Department of Education, a common government department
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