Re
RE may mean:
- RE (complexity), the set of recursively enumerable languages
- RE (automobile), a defunct Rhodesian racecar constructor
- 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
- RealencyclopÀdie 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
- Racing Evoluzione,2003 video game
- RĂ©union, 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
- RĂȘ, 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'
- Ăle de RĂ©, an island off the Charente-Maritime dĂ©partement of France
- A romanization of the Japanese kana ă and ăŹ
- 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, capitalized or not, may mean:
- RĂ©union, ISO 3166-1 country code
- .re, Internet country code top-level domain (ccTLD) of RĂ©union
- Re: (band), a musical duo based in Canada and the United States
- re (re:), a word meaning "regarding, with reference to".
- Cayetano RĂ©
- Re, an Egyptian word for mouth