Re or RE may refer to:
Arts, media and entertainment
...Re, a 2016 Indian Kannada-language film Realencyclopädie der classischen Altertumswissenschaft, a German encyclopedia of classical scholarship Royal Society of Painter-Printmakers, whose fellows may use the Post-nominal letters RE
Music
Re, the second syllable of the scale in solfège; maps to D in traditional fixed do Rishabha (svara), the long form of the syllable रे (Re), and the second of the seven svaras in Hindustani and Carnatic music Re: (band), a musical duo based in Canada and the US
Albums Re (Café Tacuba album), 1994 Re (Les Rita Mitsouko album), 1990 Re., by Aya Ueto, 2004 Re: (EP), by Kard, 2022
Gaming Resident Evil, a horror game franchise RE Engine, a software framework created by Capcom
Language More, re, and bre, interjections and/or vocative particles in Greek, Albanian, Turkish, and some Romance and Slavic languages Re (kana), れ/レ, Japanese syllables Re (Armenian), Ր/ր Re or Ri (cuneiform), RE: or Re:, a standard email subject line prefix
Places and transportation Re, Norway, a former municipality in Vestfold county Re, Vestland, a village in Gloppen municipality, Vestland county, Norway Re, Piedmont, an Italian municipality Île de Ré, an island off the west coast of France Le Bois-Plage-en-Ré, a commune on that island Re di Anfo, a torrent (seasonal stream) in Italy Re di Gianico, Re di Niardo, Re di Sellero, and Re di Tredenus, torrents in the Val Camonica, Lombardy, Italy Réunion (ISO 3166-1 code), a French overseas department and island in the Indian Ocean Rewari Junction railway station (station code: RE), Haryana, India Regional-Express, a type of regional train in Germany, Luxembourg and Austria Aer Arann (1970–2014) or Stobart Air (2014–2021), by IATA code, a defunct regional airline based in Dublin, Ireland Realpha, a 1960s Rhodesian Formula One racing car
Science and technology
Effective reproduction number, in epidemiology Relative effectiveness or RE factor, of an explosive's demolition power
Reynolds number (), a dimensionless quantity in fluid mechanics used to help predict flow patterns Rhenium (symbol Re), a chemical element Reference pressure (Re), as sound pressure level Reference pressure (Re), in underwater acoustics RE, Earth radius
Computing and mathematics
RE (complexity) (recursively enumerable), a complexity class of decision problems Recursively enumerable (r.e.), in computability theory Regular expression, a sequence of characters to match text against a specified pattern Re, the function from a complex number to its real part .re, the Internet country code top-level domain for Réunion RE (character set), short for HP Roman Extension
People Ré (futsal player), Portuguese futsal player Andrea Re (born 1963), Italian rower Cayetano Ré (1938–2013), Paraguayan footballer Christopher Ré, American computer scientist Davide Re, Italian runner Germán Ré, Argentine footballer Giovanni Battista Re (born 1934), Italian cardinal Maximiliano Ré, Argentine-Italian footballer Paul Ré, American artist and writer Savannah Ré, Canadian singer-songwriter Vincenzo Re, Italian scenic designer
Political organizations Renew Europe, a political group in the European Parliament Renovación Española, a former Spanish monarchist political party
Religion Religious education (RE), the study of religion Ra or Re, the ancient Egyptian sun god
Other uses Royal Engineers, a part of the British Army
See also
In re, Latin for 'in the matter of...' King of Italy () Il re, Italian-language opera Rhee (disambiguation) Ree (disambiguation)
Res (disambiguation) Ra (disambiguation)