Look up re or re- in Wiktionary, the free dictionary.

RE may mean:

• RE (complexity), the set of recursively enumerable languages
• RE (automobile), a defunct Rhodesian racecar constructor
• Rotary engine
• RE (e-mail), (re:) "in reference to" in e-mail, letter, memorandum, court case title, etc. (cf. re)
• The IATA code for Aer Arann, an Irish regional airline
• Rare earth, a type of chemical elements
• Real estate
• Realencyclopädie der Classischen Altertumswissenschaft
• Recursively enumerable set
• Regular expression, a string that describes or matches a set of strings, according to certain syntax rules
• Relative effectiveness factor, a measurement of an explosive's power
• Religious Education
• Renewable Energy
• Reproductive endocrinologist
• Resident Evil (series), a franchise of horror-adventure video games, developed by Capcom
  • Resident Evil (video game), the first game in the series
• Racing Evoluzione,2003 video game
• Réunion, ISO 3166 digram and FIPS PUB 10-4 territory code
• Reverse engineering, the process of taking something (a device, an electrical component, a software program, etc.) apart and analyzing its workings in detail
• Requirements engineering during the development of computer programs
• Rock-Eval, a standardized pyrolysis apparatus designed at the French Institute of Petroleum (IFP) to assess the oil potential of a sedimentary rock
• Royal Engineers, a corps of the British Army
• Royal Society of Painter-Etchers and Engravers, since 1991 the Royal Society of Painter-Printmakers
• Retained earnings, the portion of net income which is retained by the corporation rather than distributed to its owners as dividends
• Reticuloendothelial

Re may mean:

• Words:
  • Giovanni Battista Re, an Italian cardinal
  • Rê, the ancient Egyptian god Ra
  • Re (Café Tacuba album)
  • Re (Les Rita Mitsouko album)
  • Re, Norway, a municipality
  • Re, Piedmont, a municipality in the Italian province of Verbano Cusio Ossola
  • Reinsurance, as in Swiss Re or Fortress Re
  • The second pitch of the solfege scale, corresponding to the note 'D'
  • Île de Ré, an island off the Charente-Maritime département of France
  • A romanization of the Japanese kana れ and レ
  • Re (exclamation), in Greek
  • Re, 'in the matter of...'; see the list of Latin phrases and In re
  • Re di Anfo, a torrent (a seasonal stream) in the Province of Brescia
  • Re di Gianico, a torrent in the Valle Camonica
  • Re di Niardo, a torrent in the Valle Camonica
  • Re di Sellero, a torrent in the Valle Camonica
  • Re di Tredenus, a torrent in the Valle Camonica
• Abbreviations of single words:
  • Re{z} or Failed to parse (Missing texvc executable; please see math/README to configure.): \Re

the real part in mathematics

• • Reynolds number, in physics
  • Réaumur scale degree (°Ré)
  • Rhenium, a chemical element whose symbol is "Re"
  • Re., or Rupee, a currency

re, capitalized or not, may mean:

• Réunion, ISO 3166-1 country code
  • .re, Internet country code top-level domain (ccTLD) of Réunion
• Re: (band), a musical duo based in Canada and the United States
• re (re:), a word meaning "regarding, with reference to".
• Cayetano Ré
• Re, an Egyptian word for mouth

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